We develop awareness-dependent subjective expected utility by taking unawareness structures introduced in Heifetz …, Meier, and Schipper (2006, 2008, 2011a) as primitives in the Anscombe-Aumann approach to subjective expected utility. We … negation of the event is "null". Moreover, we characterize "impersonal" expected utility that is behaviorally indistinguishable …

This paper extends Savage's subjective approach to probability and utility from decision problems under exogenous …

theory. Regret theory is one of the established alternatives to expected utility theory (EUT), and partly overcomes the … descriptive limitations of EUT. Under regret theory, agents suffer disutility from regret or enjoy utility from rejoicing by …

almost half of our subjects. Among those, roughly 24%are rational expected utility maximizers, 24% make occasional mistakes …

refutation of the expected utility hypothesis, and more specifically of the condition of von Neumann-Morgenstern independence …