The efficiency of monetary control and building society
developments.
PAWLEY, Michael A.
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PAWLEY, Michael A. (1991). The efficiency of monetary control and building society
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TH E E F F I C I E N C Y OF M O N E T A R Y C O N T R O L A N D BUI L D I N G S O C I E T Y DEVELOPMENTS
by
MICHAEL A N D R E W P A W L E Y B.A. (Hons)
A thesis submitted to the C o u n c i l for N a t i o n a l A c a d e m i c Awards in partial f u l f illment of the r e q u i r e m e n t s for the deg r e e of Doctor of Philosophy.
Spo n s o r i n g Establishment: D e p a r t m e n t of A c c o u n t a n c y and F i n a n c i a l Studies. S h effield City P o l y t e c h n i c
M i c h a e l A n d r e w Pawley
Th e Eff i c i e n c y of M o netary C o n t r o l and Building Society Developments
ABS T R A C T
An analysis is made of the major factors determining
financial innovation and financial change by building
societies and banks, and the particular innovations
introduced are examined. The effects of these institutional
developments upon the growth rates of the broad monetary
aggregates relative to nominal income are analysed.
Specific attention is paid to the personal sector's motives
for holding money and particularly the willingness to hold
interest-bearing money balances at building societies and
banks. Special consideration is placed upon the abolition
of the building societies' cartel, the removal of portfolio
monetary controls on the retail banks and the entry of the
banks into the mortgage market. The effects of the
abolition of the cartel on the effectiveness of monetary
control are divided into finite stock effects and more
continuing effects. The stock effects of credit
liberalization upon the growth of the broad monetary
aggregates and the confusion caused as to the
interpretation of monetary conditions are analysed, and an
econometric evaluation of the stock effects of credit
liberalization on the personal sector's level of debt is
carried out. In terms of more continuing effects it is
hypothesized that the abolition of the cartel will have
reduced the interest elasticity of the demand for money,
but increased the interest elasticity of consumers'
Acknowledg emen t s
I w ould like to express my g r a t i t u d e to my supervisor,
Dr D J G o a cher for the expert guidance and hel p r e a dily
provided, and to R enee Hayes for coping w i t h my h a n d w r i t i n g
C O NTENTS
A b s t r a c t
A c k n o w l e d g e m e n t s
C H A P T E R O NE
INTRODUCTION
C H A P T E R TW O
MONETARY CONTROL - THEORY, PRACTICE
AND FINANCIAL CHANGE
2.0 Introduction
2.1 The Basic Postulates of Monetarism
2.2 Monetary Control in the U.K. -
Policy Prescription
2.3 Financial Innovation and Monetary
Control in the U.K.
2.4 Financial Innovation and the Conduct
of Monetary Policy
2.5 Conclusion
C H A P T E R T H R E E
BUILDING SOCIETY AND BANK DEVELOPMENTS,
1970-1979
3.0 Introduction
3.1 The Definition of Financial Innovation
and Financial Change
3.2 The Effect of the Cartel on Building
Society Operations
3.3 Monetary Control, Competition and
Innovation
3.4 Conclusion
CHAPTER FOUR
RE-REGULATION, COMPETITION AND INNOVATION
BY BUILDING SOCIETIES AND BANKS 1980-1987
4.0 Introduction
4.1 Re-regulation and Competition in the
Personal Sector Retail Financial Market
4.2 Financial Innovation by Building Societies
and Retail Banks
4.3 Regulatory Convergence, and Relative
Market Shares of Building Societies and
Banks
4.4 Conclusion
P a « e i
ii
1
9
--
11
-- 21
-
-28-
-33-
-40-
-44-
-47-
-51-
-5*9-
87 93 87
96
-
-145-C H A P T E R FIVE
FINANCIAL INNOVATION AND THE
MONETARY AGGREGATES
5.0 Introduction
5.1 Financial Innovation and the
Definition of Money
5.2 Financial Innovation and Reclassification
of the Monetary Aggregates
5.3 The Effect of Financial Innovation on the
Monetary Aggregates
5.4 Conclusion
CHAPTER SIX
COMPETITION, MORTGAGE LENDING, AND THE
MONEY-INCOME RELATIONSHIP
6.0 Introduction
6.1 House Purchase, the Mortgage 'Leak1
and the Money-Income Relationship
6.2 House Purchase, Last-time Sellers and
the Money-Income Relationship
6.3 The Buffer Stock Model and Financial
Innovartion
6.4 Credit Shocks and Endogeneity
6.5 Conclusions
CHAPTER SEVEN
FINANCIAL INNOVATION AND THE
EFFECTIVENESS OF MONETARY CONTROL
7.0 Introduction
7.1 The Abandonment of Portfolio Controls
7.2 Financial Innovation and the
Effectiveness of Monetary Control
Under the MTFS
7.3 Financial Innovation and the
Effectiveness of Monetary Base Control
7.4 Conclusion
CHAPTER EIGHT
FINANCIAL INNOVATION, THE DEMAND FOR
MONEY, THE DEMAND FOR CREDIT AND THE
CONSUMPTION FUNCTION
8.0 Introduction
8.1 Financial Innovation and the
Demand for Money Function
8.2 The Sectoral Approach
8.3 Interest Elasticity of Expenditure
8.4 Conclusion
-
156
-
-158-
-167-
-174-
-203-
-208-- 210
-306-C H A P T E R N I N E
ECONOMETRIC EVALUATION
9.0 Introduction
-320-9.1 Econometric Methodology
-322-9.2 Partial Adjustment Model
-330-9.3 ECM/ADL Models
-337-9.4 Theoretical and Empirical Considerations
of the Demand for M4
-341-9.5 Financial Innovation and the Interest
Elasticity of the Demand for
M4
-358-9.6 Conclusion
-375-C H A P T E R TE N
ECONOMETRIC EVALUATION - THE DEMAND FOR
CREDIT AND THE CONSUMERS' EXPENDITURE
FUNCTION.
10.0 Introduction
-381-10.1 The Interest Elasticity of Consumers'
-382-Expenditure
10.2 A Proxy for Credit Liberalization
-395-10.3 Specification of the Personal Sector
Demand for Credit
-403-10.4 Conclusion
-414-C H A P T E R ELEVEN
CONCLUSION
-416-A P P E N D I X -416-A
CHAPTER ONE
INTRODUCTION
This thesis presents an analysis of the e fficiency of
monetary control in relation to financial innovation by
building societies and banks. The major u n d e r l y i n g theme is
the extreme importance of the nature and de v e l o p m e n t s of the
financial system for the efficient opera t i o n of mon etary
control. A central thematic argument implicit throughout is
that the analysis and application of m o netary control cannot
be divorced from the financial system within wh i c h it
o p e r a t e s .
The central tenets of mo n e t a r i s m and mon e t a r y control
are set out in Chapter Two, and c ontrasted with the opposing
Keynesian school. The necessary and sufficient cond itions
for a monetarist policy of control of the money supply are
outlined, alongside the Keynesian viewpoint as to the
ap p r opriate manner in w hich monetary policy should be
c o n d u c t e d .
Recognition is given to the In s t i t u t i o n a l i s t school
which first warned of the lacuna that e x i sted in the
monetary economics literature as the result of an
inappropriate paradigm within which to carry out an analysis
of the monetary aspects of the economy. T h e fram e w o r k of a
static institutional system, an unchan g i n g market
environment, and the assumed passivity of financial
institutions negated, accor d i n g to the institutiona lists,
many of the central conclusions of the trad i t i o n a l m o netary
debate. A parallel is drawn between the strictures of the
-i n s t -i t u t -i o n a l -i s t school as to the eff-ic-iency of monetary
control in a changing financial system w ith recent
c o n j ectures as to the effects of financial innovati on on
monetary control.
The view p o i n t that financial innovation has in some way
affected mon e t a r y control appears widespread, and some
authors w o u l d go further in emphasizing the r e v o l u t ionary
importance of innovation upon monetary economics,
"As deposits come to bear competitive interest rates m o n e t a r y theory - models of money supply and d e m a n d and of the transmission of control measures and shocks
through financial markets to the real economy - will have to be r e w r i t t e n 11.
(Tobin 1983, pl62)
T h e r e has been a great deal of comment by the monet ary
authorities as to the effects of financial innovation and
change on their policy instruments. M uch of that co njec t u r e
has c e n tred upon the d e v e lopments in the building society
and retail bank sectors, under the broad umbrella terms of
liberalisation, innovation and financial change. C h a pter
T hree surveys the various attempts at c h a r a c t e r i s i n g the
major det e r m i n a n t s of financial innovation and for purposes
of exp o s i t i o n an analytical framework inc o r p o r a t i n g the
process of financial innovation wit h i n the m o n etary system
is adopted. It is noted that there does not exist as yet a
c o m p r e h e n s i v e study of the form and nature of the financial
innovations that h ave occurred, the reasons for their
occurrence, their effect on the efficiency of mon e t a r y
control, or of their effect on the conduct of policy.
A t t e n t i o n is paid to the twin constraints of
b u ilding societies and the banks and the man n e r in w h i c h the
market envi r o n m e n t shaped and de l i n e a t e d the operat ional
policies of these institutions. P articular note is made of
the d y n a m i c interaction between changes in the authorities*
regulatory and monetary policies and changes in financial
innovation. The possibility of regulatory induced innovation
is examined w ith reference to changes in mon e t a r y control
and the Med i u m Ter m Financial Strategy.
Sustaining the debate as to the effects of the m o ne tary
authorities' own monetary and regulatory policies upon the
degree of financial innovation and change, the evidence as
to the degree to w hich the activities of building societies
and banks have becomes less d emarcated as a result of
regulatory induced innovation is assimilated.
The manner in which specific institutional factors such
as the m u tuality of building societies and the building i
societies r ecommended rate system shaped the nature of
comp e t i t i o n between the mix of price and n on-price factors,
and hence limited the degree of financial i nnovatio n is
fully analysed, as is the effect of the cartel on the
d esired portfolio balance of the personal sector.
The operation of the building societies' cartel is
examined, and attention is drawn to the effect it had in
s moothing building society interest rates and c r eat ing an
excess demand for mortgages that varied with m o v e m e n t s in
general interest rates. An analysis is made of the e x p ected
effects of the abolition of the cartel both in terms of
finite stock adjustments and more co n t i n u i n g effects such as
s tructural changes in b u ilding societies' interest rate
-setting policies. Chapters Five and Six deal largely w ith
the Stock ad j u s t m e n t effects of the abolition of the cartel
and financial l i b e r a lization on the effectiveness of
monetary control, and C h a pter Seven examines in mor e detail
the more co n t i n u i n g effects in relation to interest rates.
One of' the major e c onomic conundrums of the 1 9 8 0 ’s has
been the fall in the income velocity of circu l a t i o n of the
broad m o n e t a r y aggregates. H a v i n g detailed the major
innovations introduced by the building societies and banks
in Chapter Four, Chapter Five examines the effect of these
innovations in stock a d justment terms upon the g r o w t h rates
of the m o netary aggregates relative to nominal incomes. The
fail in the income velocity of circulation is e x ami ned in
terms of the effects of financial innovation on the personal
sectors willingness to hold i nterest-bearing money balances.
The voluminous literature as to the meaning and
definition of money is reviewed from the angle of the
innovations introduced by building societies and banks, with
detailed comment as to the changing motives for h o l d i n g
money. The problems and difficulties of interpretin g
monetary gro w t h and cont r o l l i n g the money supply w h e n the
motives for holding money alter are synthesized with
reference to the exp e r i e n c e of monetary targeting in the
M T F S .
An investigation into the regulatory c o n v e r g e n c e of
building societies and banks and the consequences for the
d e l i neation of building society and bank a ctivities leads to
an assess m e n t of the h o m o g e n e i t y and s u b s t i t u t a b i l i t y of
for c h a nging the mon e t a r y target for purposes of monetary
control.
The analysis in C h a pter Five of the stock affects of
financial innovation upon the growth rates of the monetary
a ggregates relative to nominal income leads to the
h ypothesis that the payment of interest on extremely liquid
accounts at building societies and banks has been a major
co n t r i b u t o r y factor in the breakdown of demand for broad
money equations.
A t t e n t i o n is drawn to the dichotomy between monetar y
theory, wh i c h emphasizes money balances in the transmission
process, and reality, w h e r e the money and credit markets
interact to d e termine the transmission mechanism. Chapter
Six examines the grow t h rates of the monetary aggregates
relative to nominal incomes in terms of the demand for
credit, wit h particular attention to the personal sector's
demand for credit and stock adjustment effects that may have
caused temporary instability.
Special cons i d e r a t i o n is placed upon the effect of the i
ab olition of the b u ilding societies cartel, the entry of the
banks into the mortgage market, and the libera l i z a t i o n of
credit to the personal sector. The importance of the
freeing-up of the m o r t g a g e market is isolated, and
p a r t icularly the impact of the temporary stock adj u s t m e n t to
the personal sector's d e m a n d for money balances. Polar views
as to the exogeneity or endogeneity of money are ju dged with
reference to the b e h a v i o u r of the building societies and
banks under contrasting market conditions, and c onc lusions
drawn as to the m o n e t a r i s t assumption of exogeneity. Th e
-preliminary general hypothesis that financial i nnov ation has
in some way altered the m o n e y - i n c o m e r e l ationship is
extended to nest the h ypothesis that financial inno vation
and libera l i z a t i o n has also altered the c r e d i t - i n c o m e
relationship.
Parallels are drawn b e t ween the attempt of c o m p e t i t i o n
and credit control to promote control of the money supply in
a freely c o m p e t i t i v e system w i t h the attempt of the Medi u m
Term Financial Strategy (MTFS). It is argued that the
lessons from the GCC a p p roach w ere not taken into a ccount in
the des i g n and i m p l e m entation of the MTFS, pa r t i c u l a r l y in
the form of the likely activities of the building societies
and banks in a highly c o m p e t i t i v e market system. It is
argued that the changing financial system during the period
of the MTFS has enforced a move away from a d o gmati c
approach to monetary control towards a far more ecl ectic
ap proach that recognizes the existence of i n s tituti onal
change.
The more continuing effects of financial i nnovation
upon the effectiveness of monetary control are a s s e s s e d in
greater detail in Chapter Seven. Specifically, it is
hypoth e s i z e d that the dem a n d for money has become less
interest elastic, but that consumer's e x p e n d i t u r e has b e c o m e
more elastic with respect to interest rates as a result of
greater flexibility and importance of interest rates
following the abolition of the cartel.
The ability of the m o n etary authorities to c o n t r o l the
money supply given the innovations outlined is a n a l y s e d with
m o netary instrument, and in terms of the a p p l i c a b i l i t y of
m o netary base control (MBC).
C hapter Eight critically examines the salient
econ o m e t r i c literature on the demand for broad money
function and the dema n d for credit in the U.K. Earl ier
e c o n ometric models of the demand for money are surveyed,
w ith explicit c o n s i d e r a t i o n given to those studies that have
attempted to model financial innovation as part of the
function, and to b oth the econometric formulation and
e c o n ometric meth o d o l o g y employed.
Chapter Nine sets out a theoretical model for
evaluating ttie effects of financial innovation by building
societies and banks. Standard error - c o r r e c t i o n and
c o i n t e g r a t i n g models of the demand for money function for
the non-bank private sector (NBPS) are estimated to analyse
the earlier stated hypotheses that financial i n n o va tion has
led to instability of the demand for money, and that the
demand for money has become less elastic to interest
differentials, and less elastic to general rates of
interest. Also e v aluated is the hypothesis that w e a l t h has
become an important variable in the demand for money
function as the result of money becoming more popular for
investment purposes.
Given the analysis of Chapter Five wh i c h e m p h a s i z e s the
homogeneity of building society and bank deposit
liabilities, the M4 aggre g a t e is used in the demand for
money specification, rather than M3, wh i c h excludes b u ilding
society deposits.
-The stock effects of the l i b e r a l i z a t i o n * of credit
controls are analysed in terms of the demand for credit in
Chapter Ten. An er r o r - c o r r e c t i o n demand for credit function
w h i c h incorporates a proxy for the l i b eralization of credit
conditions is specified and the effects of a more
comp e t i t i v e system quantified. A coi n t e g r a t i o n model is also
used to c o r r o b o r a t e the results.
The h ypothesis of Chapter Seven that expe n d i t u r e has
become more sensitive to interest rates as a result of more
flexible and m a r k e t - r e l a t e d interest rates is
e c onometrically evaluated using both e r r o r - c o r r e c t i o n and
c o i n t e g r a t i o n models. The area of analysis as set out above
covers the major issues isolated by Akhtar (1983) as being
of prime importance in the e xamination of financial
i n n o v a t i o n ,
"The process of financial change may exert s i g n i fic ant influences on the empirical de f i n i t i o n of money, the money supply process, the demand for money and the role of interest rates in the transmission of monetary
influences to the rest of the economy. More generally, changes in the financial system raise questions about
the meaningfulness of monetary and financial a g g r e g a t e s and may lead to shifts or (further) instability in the relationship of those aggregates to economic activity".
(p6)
C H A PTER TWO
M O N E T A R Y C O N T R O L - THEORY, P R A C T I C E AN D F I NANCIAL CHANGE
2.0 I n t r o d u c t i o n
M o n e t a r i s t theory, long espoused by a c a d e m i c
economists, has p r o vided the major basis for m a c r o e c o n o m i c
policy in the U n i t e d K i n g d o m since the mid 1 9 7 0 * s. S e c t i o n
2 . 1 o u tlines the u n d e rlying theoretical r a t i o n a l e of
m o n e t a r i s m and the opposing theoretical basis of the
K e y n e s i a n school of thought. Th e necessary and s u f f i c i e n t
c onditions need e d for a moneta r i s t policy of c o n t r o l o ver
the m oney supply are detailed, as are the t h e o r e t i c a l
d e f i c i e n c i e s in the m o n e t a r i s t standpoint. S e c t i o n 2.2
explains the modus operandi of practical m o n e t a r i s t policy
in the U n i t e d Kingdom, how it differs from m a i n s t r e a m
theoretical m o n e t a r i s m (as det a i l e d in 2.1) and the
reasoning behind adopting such a form of policy. Th e
e xp e r i e n c e and results of m o netary control in the UK are
e x amined in s e c tion 2.3, including an a p p r a i s a l of the
con t e n t i o n that financial change and i n n o v a t i o n may be
r e s p o n s i b l e for the break d o w n of previo u s l y sta b l e
r e l a t i onships upon which theoretical m o n e t a r i s m rests, and
also r e s p o n s i b l e for the problems e n c o u n t e r e d w i t h p r a c t i c a l
m o n e t a r i s m and its s ubsequent abandonment. T h e s i m i l a r i t y is
noted b e t w e e n the warnings of the i n s t i t u t i o n a l i s t school
over two decades ago as to the effects of f i n a n c i a l c h a n g e
on m o n e t a r y policy, and subsequent o f f icial s t a t e m e n t s as to
the reasons behind the failure of p r actical m o n e t a r i s m .
S e c t i o n 2.4 analyses the views as to the effect of financial
c h a n g e on the c o n duct of m o n e t a r y co n t r o l and h o w financial
ch a n g e is exp e c t e d to mod i f y the early t h e o r e t i c a l
2.1 The Basic P o s t u l a t e s of M o n e t a r i s m
T he m o d e r n qua n t i t y theory, or "monetarism"!]!] as it
has come to be known, is firmly based on the w o r k of
F r iedman (1956). A c c o r d i n g to Friedman, the q u a n t i t y theory
is in e s s ence a theory of the dem a n d for mo n e y [2]. It is
a rgu e d that the dem a n d for money should be a n a l y s e d in the
same m a n n e r as the d e m a n d for real goods, as money yields a
flow of services or u t i lity to its holder. F r iedman
emphas i s e d the active role of m oney in income d e t e r m i n a t i o n
w i t h two statements. Firstly, he arg u e d that the d e m a n d for
money bears a stable r e l a t i o n s h i p to m oney n a t i o n a l income.
T h e velocity of c i r c u l a t i o n is assumed to be a stable
function of a small n u m b e r of variables. Secondly, F r i e d m a n
argued that the supply of money is e x o g e n o u s l y d e t e r m i n e d
either because it is fixed by policy or b e c a u s e it is
i ndependent of the v ariables w h i c h d e t e r m i n e the d e m a n d for
money (Friedman, 1970(a))[3]
It is p o ssible to use the P o s t - K e y n e s i a n IS-LM
framework along the lines of Poole (1970) to show the
relative importance of mon e t a r y policy, and the vital
importance of a stable d e m a n d for money for co n t r o l of the
money supply. In the familiar IS-LM d i a g r a m below, c o n s i d e r
the situation w h e r e b y the IS curve is s u b j e c t e d to ran d o m
shocks and may lie a n y w h e r e between IS-^ and I S2 • If, as
m onetarists claim, the money dema n d fun c t i o n is stable, and
the stock of money is fixed, income may end up at any
position along the h o r i z o n t a l axis between and Y2 • If,
on the other hand, the rate of interest is held constant,
niAfiRAM 2
r
r
0
IS -LM ANAIYSIQ
DIAGRAM 2-2
LM3/ L M
j
_
there will be fluctuations from Y3 to
Fro m this it can be seen that shifts in the IS curve
whil s t holding the quantity of m oney c o n s t a n t leads to
s m a ller fluctuations in income than does h o l d i n g the rate of
interest constant. Thus, if there is a sta b l e d e m a n d for
money, c o n t r o l of the money supply it is argued, is a more
e f f e c t i v e policy than cont r o l l i n g interest r a t e s . [4]
F u r t h e r - m o r e the a uthorities can only o b s e r v e and therefore
i n fluence a nominal rate of interest, w h e r e a s the real rate
of interest is the relevant one for the IS curve. For the
two rates of interest to be equal, e x p e c t a t i o n s of i n flation
on the part of the private sector must be zero.
Th e stability of the dema n d for m oney is c r u c i a l to
m o n e t a r i s t propositions as to the a p p r o p r i a t e c o n d u c t of
m o n etary policy . If there is a stable mo n e y d e m a n d function
the i m p l i c a t i o n is that money has a p r e d i c t a b l e i n f l u e n c e
on the economy and hence c o n t r o l of the mo n e y suppl y by the
m o n e t a r y a u t h orities is a powerful i n s t r u m e n t of e c o n o m i c
policy (Judd and Scadding, 1982). If the r e l a t i o n s h i p
b etween the monetary a ggregates and nominal i n c omes is
r eason a b l y stable and predictable, the c o n d u c t of policy
should involve a dec l a r e d emphasis on c o n t r o l of the g r o w t h
of the money stock and mon e t a r y policy sho u l d be b a s e d on
qu a n t i t a t i v e monetary targets (Desai, 1981). If there is a
stable re l a t i o n s h i p between the m o n e t a r y a g g r e g a t e and the
goal variable, it is possible to set a target g r o w t h path
for the m o netary a g g r e g a t e w h i c h will be c o n s i s t e n t w i t h the
d e s i r e d g r o w t h rate of the goal variable. Thus, if m o n e t a r y
aggreg a t e s are to be used as targets, it is a n e c e s s i t y that
there should be a stable r e l a tionship b e t w e e n the m o n e t a r y
a g g r e g a t e and the goal variable (nominal income).
Keynes and K e y n e s i a n monetary theorists, on the other
hand, d i s p u t e that the demand for money is a stable function
[5]. Keynes (1936) recognised the im p o r t a n c e of the
transactions m o t i v e for holding money in o r d e r to b r i d g e the
gap b e t w e e n p l a n n e d regular payments and r e c e i p t s of money,
and the p r e c a u t i o n a r y motive for sudden u n e x p e c t e d
expenditures. Th e m ain importance of Keynes* a n a l y s i s of the
dema n d for mo n e y is found, however, in the e m p hasis on the
‘speculative* d e m a n d for money, and the n o t i o n of
uncertainty. Keynes h i g h l i g h t e d u n c e r t a i n t y in terms of the
v a r i a b i l i t y of the rate of interest and he n c e the v ital
import a n c e of the s p e c ulative motive to the s t a b i l i t y of the
d em a n d for m o n e y . [6].
Keynes a r g u e d that at certain times, mo n e y w i l l be held
in p r e f e r e n c e to an a l t e r n a t i v e interest y i e l d i n g asset.
Such ‘speculative* holdings of money w o u l d be o v e r and ab o v e
that held for p r e cautionary motives. Money is a c a p i t a l
c e r tain asset, the nominal value of w h i c h doe s not vary. T h e
a l t e r n a t i v e to holding money is to hold an a sset (bond) the
market price of w h i c h varies a c cording to the rate of
interest [7]. W h e n choosing between the a l t e r n a t i v e of
holding money or bonds, the expected rate of i n t e r e s t is
taken into account. If the rate of interest is e x p e c t e d to
fall, c a p i t a l gains may be made; if rates a re e x p e c t e d to
money is relatively low w hen the rate of int e r e s t is
expected to fall, and gr e a t e r w h e n the rate of i n t e r e s t is
expected to rise. At any one time, w e a l t h - h o l d e r s h a v e an
opinion as to the * n o r m a l1 rat e of interest r e l a t i v e to the
c urrent rate of interest. It is assumed that d i f f e r e n t
individuals will have d i f f e r e n t expectations, s u c h that in
the a g gregate a smo o t h s p e c u l a t i v e d e m a n d for m o n e y f u n ction
is obtained w h i c h is a neg a t i v e f u n ction of the c u r r e n t
level of the rate of interest [8].
One asse r t i o n of Keynes* s p e c u l a t i v e m o t i v e is that the
normal rate of interest as p e r c e i v e d by w e a l t h h o l d e r s will
change over time, f luctuating a r o u n d the c h a n g i n g ‘normal*
rate of interest. So, rather than being c o n s t a n t as a r g u e d
by monetarists, Keynes argued that velocity i s . b o t h u n s t a b l e
and volatile. An increase in the money supply, he argued,
w ould lead to an increase in holdings of s p e c u l a t i v e
balances, such that any inc r e a s e is offset by a r e d u c t i o n in
velocity.
The implications of an u n s t a b l e dem a n d for m o n e y
function upon the opera t i o n of mon e t a r y policy ca n be seen
in the IS-LM framework. T h e d i a g r a m cxbov^shows r e l a t i v e
stability of the IS curve [9], whilst the d e m a n d for mo n e y
is u n s table and may vary from L M2 to L M3 . T h i s r e s u l t s in
variations in income from to Y3 .
A c c o r d i n g to this analysis, large f l u c t u a t i o n s in
income may occur, such that K eynesians favour c o n t r o l of the
interest rate. For example, c o n s i d e r the case w h e r e a rise
in the demand for money occurs, the LM curve s h i f t i n g f rom
LM^ to L.M'3 • T his will force up interest rates, r-^ to r3 ,
and reduce income, to Y3 • If an interest rate policy is
being fallowed (i.e. a policy of trying to keep int erest
rates constant), the money supply will be i n c r e a s e d to a l l o w
for the i n c r e a s e in the dema n d for money, s uch that income
returns to Y^. Thus, variations in the level of inc ome will
be minimised. T h e policy implications of the K e y n e s i a n m odel
of money d e m a n d are thus distin c t l y d i f f e r e n t from the
mon e t a r i s t framework. Keynes, through the i n t r o d u c t i o n of
the s p e c u l a t i v e d e m a n d for money wh i c h e x p l i c i t l y o u t l i n e s
uncertainty, was able to argue that v o l a t i l e e x p e c t a t i o n s
may cause i n s t a b i l i t y in the dem a n d for mo n e y function. T his
implies that m o n e t a r y policy via control of the m o n e y supp l y
will be ineffective.
Apart from the a s s e r t i o n that the d e m a n d for m o n e y is
in reality (i.e. not c o n s t r a i n e d to a s i m p l i f i e d t h e o r e t i c a l
construct but in real wo r l d terms), a sta b l e f u n c t i o n of a
few m e a s u r a b l e variables, a further a s s e r t i o n a p p e a r s to
di s t i n g u i s h c l e a r l y F r iedman*s approach. Money, he argues,
is a unique asset, and is therefore not a close s u b s t i t u t e
for any other asset, real or financial. C h a n g e s in the
quantity of money will thus have an impact w h i c h is s p r e a d
widely among a number of assets, causing a p e r v a s i v e c h a n g e
in all planned expenditures, both on goods and on f i n a n c i a l
assets; portf o l i o e q u i l i b r i u m is only res t o r e d a f t e r large
changes in asset yields. All forms of e x p e n d i t u r e w i l l be
T h e m o n e t a r i s t v iew therefore is that the i n terest
e l a s t i c i t y of the d e m a n d for money is low, and h enc e
mon e t a r y policy w i l l be effective. Th e u n d e r l y i n g r atio n a l e
for this pos i t i o n is that if the auth o r i t i e s ar e a b l e to
reduce the supply of money, there will only be a small
volume of idle balances wh i c h may be induced into the pool
of a c t i v e funds ( t hrough an increase in the level of
interest rates), in o rder to support the e x i s t i n g level of
expenditure. Indeed, it would require r e l a t i v e l y large
increases in the level of interest rates in o r d e r to /
u n d e r m i n e s i g n i f i c a n t l y the impact of the i n i t i a l r e d u c t i o n
in the m oney supply (through raising the v e l o c i t y of
c i r c u l a t i o n of money), and this adj u s t m e n t in i t s e l f w o u l d
tend to d e p ress the level of credit financed e x p e n d i t u r e s
w it h i n the economy. In addition, a s i g n i f i c a n t l y h i g h e r
level of i n t erest rates w ould be expected to r e d u c e the
dem a n d for bank loans and may depress the v o l u m e of b a n k
c r e a t e d deposits.
In the IS-LM d i a g r a m below, if the m o n e y s u p p l y is
reduced, nat i o n a l income will fall further (Y-^ to Y3) and
interest rates increase further (r-^ to w h e n the d e m a n d
for mo n e y is relati v e l y interest inelastic. T h e r e f o r e the
lower is the interest elasti c i t y of the d e m a n d for money,
the h i g h e r is the change in the rate of i n t e r e s t n e e d e d to
restore equilibrium, the stronger the m o n e t a r y policy.
Thus, an important element in the m o n e t a r i s t / k e y n e s i a n
d ebate lay in d i f f e r i n g opinions as to the s u b s t i t u t a b i l i t y
of m oney to real assets. Empir i c a l studies on the d e g r e e of
l m
2
L M j .
n
r2
r r
s u b s t i t u t i o n as m e asured by the interest e l a s t i c i t y of the
d e m a n d for m oney hav e not, however, p r o v i d e d results w h i c h
show w h e t h e r the moneta r i s t or k e y n e s i a n theories a r e most
valid. Th e only effect empirical wor k has had on this point
is to c o n t r a d i c t the more radical a s s e r t i o n s of b ot h
protagonists. Th e results show that there is a nega tive
r e l a t i o n s h i p between changes in i n terest rates and money
balances, but that the interest e l a s t i c i t y of the d e m a n d for
m oney seems to be quite low. T he special c ases of
zero-interest elasticity assumed by the moneta r i s t s , and the
infinite interest elasticity of the K e y n e s i a n s as
r e p r e s e n t e d by the liquidity trap are both disprove n. (See
C h a p t e r Eight for an analysis of researchers* e c o n o m e t r i c
results on interest elasticity).
M o n e t a r i s t theory asserts that a l t h o u g h a rise in the
money supply w ill increase nominal income, m o n e t a r y policy
will not have a permanent affect on the level of real
output. A rise in the money supply will aff e c t o u t p u t af t e r
a p p r o x i m a t e l y six to nine months, and a f f e c t the p r i c e level
after about twelve to eighteen months, a f t e r w h i c h output
will return to its previous level. A c c o r d i n g to the
e xpect a t i o n s - Augmented Phillips cu r v e the rise in output
is only sustained until the a c c o m p a n y i n g i n c r e a s e in
i n f l a t i o n becomes fully anticipated. At this time o utp u t
returns to its natural level, the rise in the m o n e y supply
leading only to an increase in the rate of inflation.
Thus, real income, argued Friedman, is d e t e r m i n e d by
supply - side considerations. If c h a nges in the r at e of
g r o w t h of .the money supply do not impinge on l o n g - t e r m real
income, then the price level w o u l d c h a n g e in o r d e r to
restore e q u i l i b r i u m between the supply of m o n e y and the
d e m a n d for money. So, changes in the m oney supply affect
real income only in the short-run, and prices in the long
run. This r e ceived further theoretical s u p p o r t from the
rational e x p e ctations school [10] (Muth, 1961, Lucas, 1972,
1973). Th e ada p t i v e expectations h y p o t h e s i s imp l i c i t in
F r i e d m a n ’s w o r k maintains that i n d i viduals w ill c o n t i n u o u s l y
make s y s t ematic errors as to their e s t i m a t e s of future
inflation. Rational expectations c o n t r a d i c t s this however,
and argues that expectations are b ased on all a v a i l a b l e
information, including past errors in e x p e c t a t i o n s of
inflation, and the effects of policy a c t ions w h i c h may
themselves alter expectations. Sargent and W a l l a c e (1975,
1976), show that under c onditions of r a t i o n a l expec tations,
there w ill be instantaneous a d j u s t m e n t of the e c o n o m y to an
a n t i c i p a t e d increase in tne money supply. M o n e t a r y policy
will have no effect on real output [11]. Instead, prices
will rise witn no long-term effect on real income. S a r g e n t
and W a l l a c e thus come to the same c o n c l u s i o n as Friedman,
that m o n etary policy should follow a m o n e y - s u p p l y g r o w t h
rule, rather than be used for acti v e s t a b i l i s a t i o n policy
2.2 Mon e t a r y C o n t r o l in the UK - Policy P r e s c r i p t i o n
Friedm a n ' s a s s e r t i o n of a stable d e m a n d for money
b ecame the c e n t r a l issue in d e b ates on m o n e t a r y economics.
Indeed La i d l e r (1971) has s u ggested that the s t a b i l i t y of
the demand for money over time is capable of r e f l e c t i n g the
w hole a r g ument between K eynesians and m o n e t a r i s t s as to the
role of money in the eco n o m i c system. In the U.S.A.,
F r i edman and Schwartz (1963) c l a imed to be able to show that
real m oney balances and real income were c o n n e c t e d in a
reasonably p r e d i c t a b l e way, arguing that c h a nges in the rate
of g r o w t h of the m oney stock are a n ecessary and s u f f i c i e n t
c o n d i t i o n for changes in the rate of change of m o n e y - i n c o m e
(Friedman and Schwartz, p676)[l4]. The t h e o r e t i c a l a r g u m e n t s
of Fri e d m a n and his e m p i r i c a l w ork on the d e m a n d for mo n e y
were c o r r o b o r a t e d by e m p i r i c a l research in the U n i t e d
K i n g d o m w h i c h s u g g e s t e d that the dem a n d for m o n e y f un c t i o n
was stably related to income and interest rates (Pa ish 1958,
Dow 1958, Kav a n a g h and W a l t e r s 1966, Fis h e r 1968, L a i d l e r
and Parkin 1970, L a i d l e r 1971, G o odhart and C r o c k e t t 1970).
It did seem that in the late 1960's there was a g e n e r a l
c o nsensus as to the e x i s t e n c e of a stable d e m a n d for money,
"this evidence for Britain certainly points to the ex istence of a stable demand for money f u n c t i o n in the economy. For the U n i t e d States the e v i d e n c e is
overwhelming, and for Britain it is at the very least hig h l y suggestive".
Laidler, (1971, p43)
T he i m p l i c a t i o n s of such a finding w e r e thought to be
substantial. T h r o u g h a stable dema n d for money, c o n t r o l l i n g
the m o n e t a r y a g g r e g a t e s would have a ma j o r and d e t e r m i n a t e
effect on the economy (Parkin 1978, p p 2 5 2 - 2 5 3 F r e e d m a n
1983, ppl03-104). At the time,a stable function s u g g e s t e d to
some e c o n o m i s t s that m o netary policy would be effective,
that a p a r t i c u l a r policy could be chosen and mon i t o r e d , and
that d e s i r e d levels of the monetary a g g r e g a t e s c o u l d be
a c h ieved by v a r ying the level of interest rates (Goodhart,
1984, p46). A stable demand for money thus a p p e a r e d to
pr o v i d e e m p i r i c a l support not only for the a b i l i t y of the
m o n e t a r y a u t h o r i t i e s to control the money supply, but also
for the d e s i r a b i l i t y of so doing in terms of the i n f o r m a t i o n
value of m o n e t a r y a ggregates (Courakis, 1981, p306).
Th e e c o n o m e t r i c investigations in the UK w e r e c a r r i e d
out on M3,[15] and from the moneta r i s t s t a n d p o i n t a p p e a r e d
to suggest a direct link between the rate of c h a n g e in the
money supply M3 and the rate of change in n o m i n a l incomes.
T h e line of causation, it was claimed, ran from m o n e y to
income, w i t h a lag. Thus, to bring about a r e d u c t i o n in the
rate of g r o w t h of the price level, it was d e e m e d n e c e s s a r y
to bring about a reduction in the rate of g r o w t h of the
money supply M3. T h e e c o n o metric e v i d e n c e als o s e e m e d to
suggest that as there was a link between M3 and n o m i n a l
interest rates, then c o n trol of that a g g r e g a t e c o u l d be
a c h i e v e d by m a n i p u l a t i o n of interest rates. M o r e o v e r , it was
believed at the time that control of the a g g r e g a t e c o u l d be
rates (BEQB, J u n e 1983, p202).
T h e belief in the ability of the a u t h o r i t i e s to c o n t r o l
m o n e y supply g r o w t h via interest rates was s een to be an
i mportant factor in placing g r e ater emp h a s i s on the
m a n i p u l a t i o n of interest rates in C o m p e t i t i o n and Credit
C ontrol [16]. If interest rates c o u l d be u s e d as an
ins t r u m e n t to control monetary growth, then there w o u l d be
no need for the use of direct controls o v e r banks* finan c i a l
i n t e r m e d i a t i o n activities, wh i c h had p r o v e n largely
ineffective, and w ith hindsight w ere seen to inhibit
c o m p e t i t i v e effici e n c y in the b a n king s y s t e m (BEQB, J u n e
1983) [17].
Th e r e liance on the e c o n ometric e v i d e n c e as to the
stability of the demand for money r e l a t i o n s h i p was soon seen
to be unfounded, however, (Hacche, 1974). E c o n o m e t r i c models
based on 1 9 3 0 * s d ata could not e x p lain the m o n e t a r y
movements of the early 1970*s, in p a r t i c u l a r the fast g r o w t h
of M3 af t e r the removal of direct c o n t r o l s in 1971, under
the aegis of Comp e t i t i o n and Credit Control, and the
aband o n m e n t of the retail banks interest rate agree ments.
Yet, the arg u m e n t that the previo u s l y held r e l a t i o n s h i p had
been d i s t o r t e d by structural change in the fina n c i a l syst e m
also led to the notion that once the c h a n g e s w e r e over, the
link between money and nominal income wo u l d retu r n to a
reliable, stable, relationship. D e s p i t e the fact that it
did not return to such a state, the m o n e t a r y a u t h o r i t i e s
b e l ieved after the aftermath of CCC that,
"the g r o w t h of M3 wit h i n reason a b l e limits could be d i r e c t l y influenced, o c c a s i o n a l l y to a h i g h degree, by a c o m b i n a t i o n of direct c o ntrols (now m o r e ac c e p t a b l e again) and an act i v e policy of d ebt management".
(BEQB J u n e 1983, p203)
D e s p i t e the c o n j e c t u r e as to the effects of structu ral
change in the financial system upon the g r o w t h of the money
supply, the i n s titutional backgr o u n d in w h i c h polic y actions
take place seems to have been inadeq u a t e l y c o n s i d e r e d by the
m o n e t a r y authorities. D e s pite the b r e a k d o w n of the
money-income relat i o n s h i p as shown by e c o n o m e t r i c d e m a n d for money
equations, targets were publ i s h e d for the g r o w t h of M3 in
1976, partly in response to the condit i o n s on a loan from
the Interna t i o n a l M o netary F und to m a i n t a i n d o m e s t i c credit
ex pansion with i n c e r tain limits.
A l t h o u g h it was r e c o g n i s e d that, in e c o n o m e t r i c terms,
the m o n e y - i n c o m e r e l a tionship had brok e n down, it was still
m a i n t a i n e d that monetary g r o w t h over and above the rate of
g r o w t h of nominal incomes w o u l d result in i n f l a t i o n a r y
c o n d i t i o n s ,
"I wo u l d not want to suggest that there is always a direct, simple chain of c a u s a t i o n r u n n i n g from the money supply to the price level. Indeed, it is
gene r a l l y r ecognised that i n flation can, at least for a time, follow a life of its own q uite i n d e p e n d e n t of c u r rent or past monetary developments. But tho u g h the caus a t i o n may not be simple there is an o b s e r v a b l e s tatistical relation between m o n e t a r y g r o w t h and the pace of inflation".
(BEQB, 1984(e ) , p 5 4 ) This belief that the money supply was still the
dominant impulse affecting the p rice level d e s p i t e the
b r eakdown of demand for money functions g a i n e d theo r e t i c a l
support from the emerging " b u f f e r - s t o c k " or " d i s e q u i l i b r i u m
In the 'buffer* stock model it is a r g u e d that economic
agents may be temporarily moved off their d e m a n d for money
functions by c r e d i t - s i d e shocks. This may lead to h oldings
of excess money balances, w h i c h will be slowly d i s s i p a t e d
(Artis and Lewis, 1974, 1976). The a p p l i c a b i l i t y of the
buffer st o c k model in a period of fina n c i a l i n n o v a t i o n is
e x a m i n e d in C h a pter Six.
T he theoretical standpoint of the rat i o n a l e x p e c t a t i o n s
school (see earlier) was to be e m p h a s i s e d in p r a c t i c a l
policy o p e r a t i o n through publi s h e d money supply targets:
"One purpose of a nnouncing m o n e t a r y targets is to serve n o t i c e that excessive increases in d o m e s t i c c o s t s will c ome up against resistance. If p e o p l e b e l i e v e that the m oney supply will be e x panded to a c c o m m o d a t e any
i nc r e a s e in costs and prices, h o w e v e r fast,
i n f lationary fears are likely to be increased. If, on the other hand, people are c o n v i n c e d that the rate of g r o w t h of the money supply w ill be h eld w i t h i n well-d e f i n e well-d limits, this shoulwell-d help to r e well-d u c e i n f l a t i o n a r y expectations".
(BEQB, 1 984(e)p46)
In particular, it was hoped that this wo u l d lead to wag e
claims being in some way linked to the future p u b l i c l y
a n n o u n c e d rate of gro w t h of the mo n e y supply. This, it was
thought, w ould reduce the impact of p o s s i b l e h i g h
u n e m p l o y m e n t under a tight money policy. Thi s is b e c a u s e it
was m a i n t a i n e d that if wage claims g rew faster than the rate
of g r o w t h of the money supply, it wo u l d lead to i n c r e a s e d
unemployment. By keeping ex p e c t a t i o n s of the r ate of g r o w t h
of the money supply low, it was h o p e d to r e d u c e w a g e claims
and stop u n e mployment rising. This view was taken up in the
G reen Paper on Monetary Control (1980),
"The .government believes that its m o n e t a r y policy can best be formul a t e d if it sets targets for the g r o w t h of one of the aggregates against w h i c h pol i c y can be
assessed. This gives the c l earest i n d i c a t i o n to those c o n c e r n e d in b oth financial m a r kets and d o m e s t i c
i n dustry on w h i c h to assess the d i r e c t i o n of g o v e r n m e n t p olicy and to formulate expectations**.
( P a r a . 8)
It was noted that problems had o c c u r r e d in the past
w i t h the M3 aggregate, but it was not felt that these
problems were insuperable,
**It was recogn i s e d that experi e n c e h i t h e r to in
a c h i e v i n g fairly close control of this a g g r e g a t e was not ent i r e l y reassuring. But it was felt that the a n s w e r to this might lie in c h a n g i n g the m e t h o d s of c o n t r o l rather than the target a g g r e g a t e i t s e l f ,J•
(BEBQ J u n e 1983, p204)
T h e MTFS also m a i n t a i n e d that there was a c l o s e link
between the m oney supply, the public sec t o r b o r r o w i n g
r e q u i r e m e n t (PSBR) and interest rates. It was a r g u e d that an
increase in the PSBR would lead to an i n c r e a s e in the rate
of g r o w t h of the money supply or w ould p u s h up int e r e s t
rates. This occurs because a large PSBR w h i c h re s u l t s in the
go v e r n m e n t borrowing from the banking s y s t e m n e c e s s a r i l y
increases the money supply. On the other hand, it m ay b o r r o w
from the n o n - b a n k private sector, which, it was believed,
would o ccur at steadily rising rates of i n t e r e s t (TCSC 1980
p 2 1 ) • Thus, in order to reduce the money s u p p l y w i t h o u t
resorting to h igh levels of interest rates, it was a r g u e d
that the PSBR had to be reduced. The c o m b i n e d tools of
mon e t a r y c o n t r o l were thus to be s h o r t - t e r m i n t e r e s t rates
modus ope r a n d i from a strict moneta r i s t policy p r e s c r i p t i o n
of c o n t r o l of the mon e t a r y base. Indeed, F r i e d m a n h i m s e l f
was incr e d u l o u s as to the proposed method of c o n t r o l in the
UK in his (oft quoted) e v idence to the H o u s e of C o m m o n s
T r e a s u r y and Civil S e r vice Committee,
"••••I co u l d hardly be l i e v e my eyes, w h e n I read, in the su m m a r y c h a p t e r (of the Green P a p e r on M o n e t a r y Control) * the p r incipal means of c o n t r o l l i n g the g r o w t h of the mo n e y supply must be fiscal policy - b o t h p u b l i c e x p e n d i t u r e and tax policy and interest r a t e s . 1
I n t e r p r e t e d literally this sentence is simply wrong. O nly a Rip Van Winkle, who had not read any of the
flood of lit e r a t u r e during the last d e c a d e and m o r e on the money supply process, could p o s sibly h a v e w r i t t e n that s e n t e n c e . . . 11
he continued,
"Direct c o n t r o l of the m o netary base is an a l t e r n a t i v e to fiscal policy and interest rates as a me a n s of
co n t r o l l i n g mon e t a r y growth. Of course, d i r e c t c o n t r o l of the m o n e t a r y base will affect interest r a t e s . . . b u t that is a very d i f f e r e n t thing from c o n t r o l l i n g
mo n e t a r y g r o w t h through interest rates".
(TCSC 1980 P a r a 11, p57)
T he force of F r iedman's argument is e v a l u a t e d in
Chapter S even w i t h r e ference to the effects of f i n a n c i a l
i nnovation on the e fficiency of both interest rates and
m o n etary base co n t r o l as methods of c o n t r o l l i n g the m o n e y
supply.
2.3 F i n a n c i a l Innova t i o n and Monetary C o n t r o l in the UK
T h e e x p e r i e n c e of the monetary a u t h o r i t i e s in c a r ry ing
out a policy of control of the money supply has not,
however, been a happy one,
" D e s p i t e the progress we have made towards our
objectives, it cannot be said that our e x p e r i e n c e w ith our c h o s e n framework for operating m o n e t a r y policy has been satisfactory. In common with o t h e r c ountries, that fr a m e w o r k has been one of targeting the r ate of g r o w t h of a m o n e t a r y aggregate. This i n t e r m e d i a t e o b j e c t i v e was c h o s e n in the belief that there was a r e a s o n a b l y p r e d i c t a b l e relati o n s h i p between the rate of m o n e t a r y gr o w t h and the rate of growth of nominal incomes. But in p r a c t i c e our ability to use an e s t i m a t e of that r e l a t i o n s h i p for target setting, and to m e e t those
targets, has quite frankly, been less than impressive". ( L e i g h - P e m b e r t o n 1 9 8 6 . p500.)
The B ank of England does appear to have c o n s i d e r e d the
problems of financial change at the i n t r o d u c t i o n of the
MTFS. It noted in 1980 that alt h o u g h targets w e r e set, it
was p o ssible that structural change may aff e c t the r e l a t i v e
g r o w t h rates of aggregates, but that the p r o b l e m was not
insuperable,
"No stati s t i c a l m e a s u r e of the money sup p l y can be exp e c t e d fully to e n c a psulate mon e t a r y c o n d i t i o n s , and so provide a uniquely correct basis for c o n t r o l l i n g the c o m p l e x relationships between m o netary g r o w t h and
nominal incomes. A degree of s u b s t i t u t a b i l i t y , b e t w een forms of money or liquidity just inside or o u t s i d e
their r espective measures means that it is i n s u f f i c i e n t to rely on one me a s u r e alone".
(Green Paper on M o n e t a r y C o ntrol, 1980)
In view of future events, however, it a p p e a r s that the
p r o b l e m of financial change was u n d e r estimated. In c o n t r a s t
in s i g n i f i c a n c e of changes in the financial s y s t e m for the
o p e r a t i o n of mon e t a r y control, the m o n e t a r y a u t h o r i t i e s
p r o g r e s s i v e l y e m p h a s i z e d the importance of f i nancia l
institutions during the MTFS and subseq u e n t a n a l y s e s of the
MTFS. O f f i c i a l publications have tended to c i t e the effects
of cha n g e in the financial institutional f r a m e w o r k as the
m a j o r factor for the problems expe r i e n c e d w i t h m o n e t a r y
control, yet the Bank of England*s c o n c l u s i o n that mon e t a r y
policy is a f f e c t e d by financial change is not a new
viewpoint. Indeed, the notion that the b e h a v i o u r of
financial i n s t itutions needs to be taken into a c c o u n t when
e xamining the e f ficacy of monetary con t r o l s has a long,
a l t h o u g h perhaps not popular, pedigree. Th e
* institutionalist* school (comprising, inter alia, Gur l e y
and S haw 1955, 1956, 1960, Minsky 1957, T o b i n 1963(a),
Bra i n a r d 1964, R a d c l i f f e 1959) first w a r n e d of the p o s s i b l e
dangers of ‘traditional* monetary theory, w h i c h has
p r o m u l g a t e d the view that the financial s y s t e m is
e s s e n t i a l l y a static e q u i librium system, a m e r e u n c h a n g i n g
b a c k d r o p against which policy operates, r e f l e c t e d in
**the c o m m o n tendency of class i c a l and K e y n e s i a n
economics to treat the financial s t r u c t u r e as b eing of s e condary importance, netting out the assets and
liabilities of the private sector".
( B rainard 1964 pp95-96)
O p p o s e d to this, the i n s t i t u t i o n a l i s t school takes the
actions of financial institutions as being of c e n t r a l
import a n c e in the conduct of policy. It is r e c o g n i s e d that
obs e r v e d stat i s t i c a l relationships may c h a n g e o ver time due
to changes in financial markets. Even if a pol i c y of