Ambiguity and Rational Expectations Equilibria

Ambiguity and Rational Expectations Equilibria
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模糊性与理性预期均衡

DOI:
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发表时间:
2011
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通讯作者:
Jayant V. Ganguli
Jayant V. Ganguli
中科院分区:
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文献类型:
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作者:
S. Condie;Jayant V. Ganguli

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本文证明了当某些交易者具有非平滑的模糊厌恶偏好时,一般交换经济中部分揭示理性预期均衡的存在性和稳健性。这一发现说明,具有非平滑歧义厌恶的模型提供了一个相对容易处理的框架,通过该框架可以在一般均衡设置中研究部分信息揭示,而不依赖于特定的分布或冯·诺依曼-摩根斯特恩效用假设或“噪声”的存在。版权所有 2011,牛津大学出版社。
This paper demonstrates the existence and robustness of partially revealing rational expectations equilibria in general exchange economies when some traders have non-smooth ambiguity-averse preferences. This finding illustrates that models with non-smooth ambiguity aversion provide a relatively tractable framework through which partial information revelation may be studied in a general equilibrium setting without relying on particular distributional or von Neumann--Morgenstern utility assumptions or the presence of "noise." Copyright 2011, Oxford University Press.