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(1)

Economic Growth

Long-Run Economic Growth

UGBS 204: Macroeconomics for Business

(2)

Economic Growth

Outline

1 Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

(3)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Outline

1 Economic Growth

Meaning of Economic Growth

Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

(4)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

What is Economic Growth?

Economic growth relates to long-term changes in real GDP

Can be dened as expansion of the country's potential GDP or national output

It is sustained expansion in the production of goods and services in an economy over time

A steady increase in the market value of goods and services produced by an economy overtime

(5)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

What is Economic Growth?

Economic growth relates to long-term changes in real GDP Can be dened as expansion of the country's potential GDP or national output

It is sustained expansion in the production of goods and services in an economy over time

A steady increase in the market value of goods and services produced by an economy overtime

Economic growth can also be seen as expansion of a country's production possibilities frontier

(6)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

What is Economic Growth?

Economic growth relates to long-term changes in real GDP Can be dened as expansion of the country's potential GDP or national output

It is sustained expansion in the production of goods and services in an economy over time

A steady increase in the market value of goods and services produced by an economy overtime

(7)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

What is Economic Growth?

Economic growth relates to long-term changes in real GDP Can be dened as expansion of the country's potential GDP or national output

It is sustained expansion in the production of goods and services in an economy over time

A steady increase in the market value of goods and services produced by an economy overtime

Economic growth can also be seen as expansion of a country's production possibilities frontier

(8)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

What is Economic Growth?

Economic growth relates to long-term changes in real GDP Can be dened as expansion of the country's potential GDP or national output

It is sustained expansion in the production of goods and services in an economy over time

A steady increase in the market value of goods and services produced by an economy overtime

(9)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Economic Development

Economic development is close related to economic growth

Broadly speaking,the process of economic development refers to sustained expansion in the capacity of an economy to provide for the material wellbeing of its members above and beyond the level of subsistence

While growth of income per capita is an essential for economic development, economic growth does not necessarily lead to economic development

Economic development can be seen as economic growth accompanied by material changes in peoples standards of living

(10)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Economic Development

Economic development is close related to economic growth

Broadly speaking,the process of economic development refers to sustained expansion in the capacity of an economy to provide for the material wellbeing of its members above and beyond the level of subsistence

While growth of income per capita is an essential for economic development, economic growth does not necessarily lead to economic development

(11)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Economic Development

Economic development is close related to economic growth

Broadly speaking,the process of economic development refers to sustained expansion in the capacity of an economy to provide for the material wellbeing of its members above and beyond the level of subsistence

While growth of income per capita is an essential for economic development, economic growth does not necessarily lead to economic development

Economic development can be seen as economic growth accompanied by material changes in peoples standards of living

(12)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Economic Development

Economic development is close related to economic growth

Broadly speaking,the process of economic development refers to sustained expansion in the capacity of an economy to provide for the material wellbeing of its members above and beyond the level of subsistence

While growth of income per capita is an essential for economic development, economic growth does not necessarily lead to economic development

(13)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Outline

1 Economic Growth

Meaning of Economic Growth

Importance of long-term Growth

Sources of Economic Growth

Economic growth and income distribution

(14)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Importance of long-term growth rate

According to World Bank's World Development Indicators, Ghana GDP per capita in 1960 was $182.98

In the 50 years since 1960, annual per capita GDP growth rate was 4.036% so the per capita GDP in 2010 was $1323.1

GDP per capita2010= $182.98(1+0.04036)50

If the growth rate of per capita income over the subsequent 50 years had been only 1 percentage point higher, what will GDP per capita be in 2010?

(15)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Importance of long-term growth rate

According to World Bank's World Development Indicators, Ghana GDP per capita in 1960 was $182.98

In the 50 years since 1960, annual per capita GDP growth rate was 4.036% so the per capita GDP in 2010 was $1323.1

GDP per capita2010= $182.98(1+0.04036)50

If the growth rate of per capita income over the subsequent 50 years had been only 1 percentage point higher, what will GDP per capita be in 2010?

GDP per capita2010= $182.98(1+0.05036)50=2134.6

(16)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Importance of long-term growth rate

According to World Bank's World Development Indicators, Ghana GDP per capita in 1960 was $182.98

In the 50 years since 1960, annual per capita GDP growth rate was 4.036% so the per capita GDP in 2010 was $1323.1

GDP per capita2010= $182.98(1+0.04036)50

If the growth rate of per capita income over the subsequent 50 years had been only 1 percentage point higher, what will GDP per capita be in 2010?

(17)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Growth and standards of living

Per capita income/GDP is the total GDP divided by the total population

It is commonly used as a measure of the standard of living of a country

Economic growth is very important for expanding living standards

Sometimes people measuring economic growth with increases in the per capita GDP

A steady increase in the market value of goods and services produced by an economy overtime

(18)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Growth and standards of living

Per capita income/GDP is the total GDP divided by the total population

It is commonly used as a measure of the standard of living of a country

Economic growth is very important for expanding living standards

Sometimes people measuring economic growth with increases in the per capita GDP

(19)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Growth and standards of living

Per capita income/GDP is the total GDP divided by the total population

It is commonly used as a measure of the standard of living of a country

Economic growth is very important for expanding living standards

Sometimes people measuring economic growth with increases in the per capita GDP

A steady increase in the market value of goods and services produced by an economy overtime

(20)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Growth and standards of living

Per capita income/GDP is the total GDP divided by the total population

It is commonly used as a measure of the standard of living of a country

Economic growth is very important for expanding living standards

Sometimes people measuring economic growth with increases in the per capita GDP

(21)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Growth and standards of living

Rapid economic growth allows countries to more of everything to their citizens

better food and bigger homes more resources for health care universal education for children better pensions for retires

(22)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Outline

1 Economic Growth

Meaning of Economic Growth Importance of long-term Growth

Sources of Economic Growth

(23)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

...Many roads lead to Rome

There are many dierent successful strategies to sustained economic growth

Britain became world economic leader in the 19th century by pioneering the Industrial Revolution

Japan became world economic superpower by initially imitating foreign technologies

it then developed high level of expertise in manufacturing and electronics

(24)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

...Many roads lead to Rome

There are many dierent successful strategies to sustained economic growth

Britain became world economic leader in the 19th century by pioneering the Industrial Revolution

Japan became world economic superpower by initially imitating foreign technologies

(25)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

...Many roads lead to Rome

There are many dierent successful strategies to sustained economic growth

Britain became world economic leader in the 19th century by pioneering the Industrial Revolution

Japan became world economic superpower by initially imitating foreign technologies

it then developed high level of expertise in manufacturing and electronics

(26)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

The four wheels of growth

Although there dierent individual paths to sustained

economic growth, there are common fundamental factors the underlie all sustained economic expansion

Aggregate production/ GDP (Q) is produced using the following technological relationship: Q=AF(K,L,R)

where A: level of technology in the economy K is productive services of capital

L is labour units R is raw material inputs

(27)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

The four wheels of growth

Although there dierent individual paths to sustained

economic growth, there are common fundamental factors the underlie all sustained economic expansion

Aggregate production/ GDP (Q) is produced using the following technological relationship: Q=AF(K,L,R)

where A: level of technology in the economy K is productive services of capital

L is labour units R is raw material inputs

If GDP is produced with these inputs, growth rate of GDP will come from growth rate of these inputs

(28)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

The four wheels of growth

Although there dierent individual paths to sustained

economic growth, there are common fundamental factors the underlie all sustained economic expansion

Aggregate production/ GDP (Q) is produced using the following technological relationship: Q=AF(K,L,R)

where A: level of technology in the economy K is productive services of capital

L is labour units R is raw material inputs

(29)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Human Resources and Economic growth

Human resources refer to the quantity and quality of labour inputs

The quantity of human resources refer to the labour supply The quality of the labour resources depend on education, skills, discipline motivation etc

Many economists believe that the quality of labour inputs is the single most important element of economic growth

(30)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Human Resources and Economic growth

Human resources refer to the quantity and quality of labour inputs

The quantity of human resources refer to the labour supply

The quality of the labour resources depend on education, skills, discipline motivation etc

(31)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Human Resources and Economic growth

Human resources refer to the quantity and quality of labour inputs

The quantity of human resources refer to the labour supply The quality of the labour resources depend on education, skills, discipline motivation etc

Many economists believe that the quality of labour inputs is the single most important element of economic growth

(32)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Human Resources and Economic growth

Human resources refer to the quantity and quality of labour inputs

The quantity of human resources refer to the labour supply The quality of the labour resources depend on education, skills, discipline motivation etc

(33)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Capital and Economic growth

Capital includes

tangible capital goods like roads, power plants equipment and machines like trucks and computers intangible goods like computer software

One of the important stories of economic growth in the recent times is rapid accumulation of capital

Accumulation of this capital requires sacrices of current consumption over many years

this means higher savings that used to nance investment that builds up this capital

Therefore, the savings rate is a key determinant of economic growth in many models of economic growth

(34)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Capital and Economic growth

Capital includes

tangible capital goods like roads, power plants equipment and machines like trucks and computers intangible goods like computer software

One of the important stories of economic growth in the recent times is rapid accumulation of capital

Accumulation of this capital requires sacrices of current consumption over many years

this means higher savings that used to nance investment that builds up this capital

(35)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Capital and Economic growth

Capital includes

tangible capital goods like roads, power plants equipment and machines like trucks and computers intangible goods like computer software

One of the important stories of economic growth in the recent times is rapid accumulation of capital

Accumulation of this capital requires sacrices of current consumption over many years

this means higher savings that used to nance investment that builds up this capital

Therefore, the savings rate is a key determinant of economic growth in many models of economic growth

(36)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Capital and Economic growth

Capital includes

tangible capital goods like roads, power plants equipment and machines like trucks and computers intangible goods like computer software

One of the important stories of economic growth in the recent times is rapid accumulation of capital

Accumulation of this capital requires sacrices of current consumption over many years

this means higher savings that used to nance investment that builds up this capital

(37)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Natural Resources and Economic growth

Important natural includes arable land, oil, gas, forests, water and mineral deposits

Some currently developed countries have grown primarily on the basis of their ample resource base

prime examples are Canada and Norway

However, as the example of many African countries show, possession of abundant resources is neither necessary nor sucient for economic success

(38)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Natural Resources and Economic growth

Important natural includes arable land, oil, gas, forests, water and mineral deposits

Some currently developed countries have grown primarily on the basis of their ample resource base

prime examples are Canada and Norway

(39)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Natural Resources and Economic growth

Important natural includes arable land, oil, gas, forests, water and mineral deposits

Some currently developed countries have grown primarily on the basis of their ample resource base

prime examples are Canada and Norway

However, as the example of many African countries show, possession of abundant resources is neither necessary nor sucient for economic success

(40)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Technology, innovation and Economic growth

Technological change denotes changes int he processes of production or introduction of new products and services

Technological change promotes growth by enhancing productivity

process inventions such as steam engine, internal combustion engine, microprocessor greatly increased productivity

According neoclassical growth models, technological progress is the main source of sustained long-term growth in living standards

(41)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Technology, innovation and Economic growth

Technological change denotes changes int he processes of production or introduction of new products and services Technological change promotes growth by enhancing productivity

process inventions such as steam engine, internal combustion engine, microprocessor greatly increased productivity

According neoclassical growth models, technological progress is the main source of sustained long-term growth in living standards

Technological progress is however a complex and multifaceted process and there is not clear formula for acheiving success

(42)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Technology, innovation and Economic growth

Technological change denotes changes int he processes of production or introduction of new products and services Technological change promotes growth by enhancing productivity

process inventions such as steam engine, internal combustion engine, microprocessor greatly increased productivity

According neoclassical growth models, technological progress is the main source of sustained long-term growth in living standards

(43)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Technology, innovation and Economic growth

Technological change denotes changes int he processes of production or introduction of new products and services Technological change promotes growth by enhancing productivity

process inventions such as steam engine, internal combustion engine, microprocessor greatly increased productivity

According neoclassical growth models, technological progress is the main source of sustained long-term growth in living standards

Technological progress is however a complex and multifaceted process and there is not clear formula for acheiving success

(44)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Outline

1 Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

(45)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Growth and income distribution

When we use per capita income as the yardstick we ignore the eect of growth on income distribution

Not everyone benets from growth equally because growth is normally distributed through increased wages and higher prots;

The poorest who are unemployed therefore do not share in the growth

When growth is driven mainly by technological change it leads to loss of jobs, and thus not everyone shares in the growth

(46)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Growth and income distribution

When we use per capita income as the yardstick we ignore the eect of growth on income distribution

Not everyone benets from growth equally because growth is normally distributed through increased wages and higher prots;

The poorest who are unemployed therefore do not share in the growth

(47)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Growth and income distribution

When we use per capita income as the yardstick we ignore the eect of growth on income distribution

Not everyone benets from growth equally because growth is normally distributed through increased wages and higher prots;

The poorest who are unemployed therefore do not share in the growth

When growth is driven mainly by technological change it leads to loss of jobs, and thus not everyone shares in the growth

(48)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Growth and income distribution

Thus we should note that in even in periods of high growth, the distribution may be unequal

Some will face extreme poverty and hardships and so there will be need for redistribution policies to avert the hardships

Empirically the relationship between economic growth and income distribution is not clear

(49)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Growth and income distribution

Thus we should note that in even in periods of high growth, the distribution may be unequal

Some will face extreme poverty and hardships and so there will be need for redistribution policies to avert the hardships

Empirically the relationship between economic growth and income distribution is not clear

Redistribution policies are pro-poor policies to make growth share growth. Here the increment in real GDP is redistributed through gov't. intervention

(50)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Growth and income distribution

Thus we should note that in even in periods of high growth, the distribution may be unequal

Some will face extreme poverty and hardships and so there will be need for redistribution policies to avert the hardships

Empirically the relationship between economic growth and income distribution is not clear

(51)

Economic Growth

Meaning of Economic Growth Importance of long-term Growth Sources of Economic Growth

Economic growth and income distribution

Growth and income distribution

Thus we should note that in even in periods of high growth, the distribution may be unequal

Some will face extreme poverty and hardships and so there will be need for redistribution policies to avert the hardships

Empirically the relationship between economic growth and income distribution is not clear

Redistribution policies are pro-poor policies to make growth share growth. Here the increment in real GDP is redistributed through gov't. intervention

References

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