Imprecise probabilistic beliefs as a context for decision-making under ambiguity

被引:28
|
作者
Nehring, Klaus [1 ]
机构
[1] Univ Calif Davis, Dept Econ, Davis, CA 95616 USA
关键词
Ambiguity; Comparative likelihood; Qualitative probability; Multiple priors; Probabilistic sophistication; Probabilistic beliefs; Unambiguous events; MAXMIN EXPECTED UTILITY; SUBJECTIVE PROBABILITIES; PREFERENCES; DEFINITION; ATTITUDES; RISK;
D O I
10.1016/j.jet.2008.05.009
中图分类号
F [经济];
学科分类号
02 ;
摘要
Coherent imprecise probabilistic beliefs are modeled as incomplete comparative likelihood relations admitting a multiple-prior representation. Under a structural assumption of Equidivisibility, we provide an axiomatization of such relations and show uniqueness of the representation. In the second part of the paper, we formulate a behaviorally general "Likelihood Compatibility" axiom relating preferences and probabilistic beliefs and characterize its implications for the class of "invariant biseparable" preferences that includes the MEU and CEU models among others. (C) 2008 Elsevier Inc. All rights reserved.
引用
收藏
页码:1054 / 1091
页数:38
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