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Impossibility Results

Physical  Unclonable  Functions  in  Cryptographic  Protocols:  Security  Proofs   and  Impossibility  Results

Physical Unclonable Functions in Cryptographic Protocols: Security Proofs and Impossibility Results

... Our impossibility results even apply if we assume a very strong randomness and unpredictability of the PUF, ...one impossibility result and two new constructions (without proof) that can withstand ...

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New  Impossibility  Results  for  Concurrent  Composition   and  a  Non-Interactive  Completeness  Theorem  for  Secure  Computation

New Impossibility Results for Concurrent Composition and a Non-Interactive Completeness Theorem for Secure Computation

... the results have been ...These impossibility results were extended to the setting of general composition by Lindell [Lin03] who proved that security under concurrent general composition implies UC ...

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Impossibility  Results  for  Static  Input  Secure  Computation

Impossibility Results for Static Input Secure Computation

... Impossibility results for stateless two-party secure ...Similar results have been obtained concurrently and independently by Goyal and Maji ...

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Two Impossibility Results for Measures of Corroboration

Two Impossibility Results for Measures of Corroboration

... impossibility results. Broadly speaking, I demonstrate the impossibility of any probabilistic mea- sure of corroboration that is based on both the testability and the predictive success of the ...

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Impossibility Results for Nondifferentiable Functionals

Impossibility Results for Nondifferentiable Functionals

... We use Le Cam’s limits of experiments approach to provide a simple and intuitive argument for our impossibility results. Under local asymptotic normality, the multivariate normal location model serves as a ...

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Looking at the Integration of Nations through the Lens of the Merger of Populations: Preliminary Superadditivity and Impossibility Results

Looking at the Integration of Nations through the Lens of the Merger of Populations: Preliminary Superadditivity and Impossibility Results

... main results arising from the study of the merger of two populations: that the social dismay of an integrated population is greater than the sum of the social dismay of the constituent populations when apart, and ...

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Impossibility  Results  for  Indifferentiability  with  Resets

Impossibility Results for Indifferentiability with Resets

... the impossibility result from [15] that no single-pass domain extenders (processing the message only once) can be reset-indifferentiable from a random ...this impossibility result is that the distinguisher ...

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Looking at the integration of nations through the lens of the merger of populations: Preliminary superadditivity and impossibility results

Looking at the integration of nations through the lens of the merger of populations: Preliminary superadditivity and impossibility results

... That all the individuals share the same distaste for relative deprivation eases dras- tically the information requirements, allowing working with a single B . But then, even in the simplest configuration of incomes, ...

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Semantically-Secure  Functional  Encryption:  Possibility  Results,  Impossibility  Results   and  the  Quest  for  a  General  Definition

Semantically-Secure Functional Encryption: Possibility Results, Impossibility Results and the Quest for a General Definition

... BSW [14] show that this construction is IND-secure (and hence, by our results in Section 5, SS2- secure) provided that the underlying PKE scheme is semantically secure. Moreover, they show a slightly decorated ...

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On  the  Impossibility  of  Tight  Cryptographic  Reductions

On the Impossibility of Tight Cryptographic Reductions

... our impossibility argument to go ...the results of [19,32,31], but with significantly simpler proofs and tightness bounds even for weaker security notions (which is a stronger ...the impossibility ...

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On the impossibility of fair risk allocation

On the impossibility of fair risk allocation

... presented impossibility results on risk ...same impossibility result. Our impossibility results are valid even if we consider risk allocation games with no aggregate ...

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The impossibility of separating age, period and cohort effects

The impossibility of separating age, period and cohort effects

... As such, if it is judged that certain assumptions can be made, for example that there is no period trend in the DGP, then we are able to make robust inference about APC effects, if those assumptions are indeed justified. ...

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Impossibility  on  Tamper-Resilient  Cryptography  with  Uniqueness  Properties

Impossibility on Tamper-Resilient Cryptography with Uniqueness Properties

... resilience from any assumption captured by the notion of a cryptographic game [34,32,58], where a (possibly inefficient) challenger interacts with a mono- lithic adversary. Here, weak unpredictability only requires that ...

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Capital Structure and Signalling - An Impossibility Result

Capital Structure and Signalling - An Impossibility Result

... In project funding a game of asymmetric information is to be considered when only the borrower knows the real risk of the project he chooses but the lender does not. Typically, the assumption of a discrete probability ...

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The Impossibility of a Neutral Resource Rent Tax.

The Impossibility of a Neutral Resource Rent Tax.

... As expected, the distorting effects of the RRT are greater the higher is the tax rate. They are also greater the smaller is α relative to the interest rate and, at least for the tax rates shown, are relatively ...

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Impossibility  of  Black-Box  Simulation  Against  Leakage  Attacks

Impossibility of Black-Box Simulation Against Leakage Attacks

... secure message transmission. Nielsen et al. introduced in their work a very interesting attack consisting in asking a collision-resistant hash of the state of a honest player through a leakage query. Then a succinct ...

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Stationary Growth and the Impossibility of Capital Efficiency Gains

Stationary Growth and the Impossibility of Capital Efficiency Gains

... Maliar and Maliar 2011 proved that if embodied technological progress causes the marginal efficiency of capital accumulation to increase, then at the production stage capital-augmenting [r] ...

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The Impossibility of Democratic Socialism: Two Conceptions of Democracy

The Impossibility of Democratic Socialism: Two Conceptions of Democracy

... For example Lavoie 1985a: 137 quotes Alperovitz and Faux's statement that we need to develop “new democratic arrangements to avoid the dangers of centralized bureaucratic power” and John[r] ...

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The Impossibility of Democratic Socialism: Two Conceptions of Democracy

The Impossibility of Democratic Socialism: Two Conceptions of Democracy

... According to Mises ( 1981 [1922] : 399), it is the theory that “The People must take the administration of economic matters into their own hands, just as they have taken over the gover[r] ...

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An impossibility theorem for Parameter Independent hidden variable theories

An impossibility theorem for Parameter Independent hidden variable theories

... Recently, Roger Colbeck and Renato Renner (C&R) have claimed that ‘[n]o extension of quantum theory can have improved predictive power’ (Colbeck & Renner, 2011, 2012b). If correct, this is a spectacular impos- ...

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