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One of the most well-known models of non-expected utility is Gul (1991)'s model of Disappointment Aversion. This model, however, is defined implicitly, as the solution to a functional equation; its explicit utility representation is unknown, which may limit its applicability. We show that an...
Persistent link: https://www.econbiz.de/10012415476
We study the problem of elicitation of subjective beliefs of an agent when the beliefs are ambiguous (the set of beliefs is a non-singleton set) and the agent's preference exhibits ambiguity aversion; in particular, as represented by alpha-maxmin preferences. We construct a direct revelation...
Persistent link: https://www.econbiz.de/10012969749
This chapter reviews developments in the theory of decision making under risk and uncertainty, focusing on models that … “linearity in the probabilities” aspect of expected utility theory to game theory. The chapter consists of two main parts: The … first part reviews models of decision making under risk that depart from the independence axiom, focusing on the rank …
Persistent link: https://www.econbiz.de/10014025442
experiments than in real life. We modify standard risky choice protocols by making participants earn their money at risk by … completing manual tasks such as peeling potatoes. This leads to less risk-taking and to choices more consistent with those online … survey respondents anticipate making with their own money. When realistic levels of risk aversion are important, experiments …
Persistent link: https://www.econbiz.de/10012865102
Beauchêne, Li, and Li (2019) show that ambiguous persuasion leads to new interim equilibria with higher ex ante value for the Sender compared to the standard Bayesian persuasion. However, in their equilibrium the strategy of the Receiver is in general not ex ante optimal. This note, defines...
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We provide an evolutionary foundation to evidence that in some situations humans maintain optimistic or pessimistic attitudes towards uncertainty and are ignorant to relevant aspects of the environment. Players in strategic games face Knightian uncertainty about opponents' actions and maximize...
Persistent link: https://www.econbiz.de/10010366542
We provide an evolutionary foundation to evidence that in some situations humans maintain either optimistic or pessimistic attitudes towards uncertainty and are ignorant to relevant aspects of the environment. Players in strategic games face Knightian uncertainty about opponents' actions and...
Persistent link: https://www.econbiz.de/10012101422