under uncertainty is expected to help people take the best decision. However, the widely used expected utility theory values …'s unwillingness to accept a low probability of death, contrary to expected utility predictions. This work uses new axioms of choice … decision criteria are a combination of expected utility with extreme responses, and seem more consistent with observations. …

prospects according to the celebrated Expected utility criterion. This method takes lotteries i.e. (simple) probability … utility function such that any probability can be resumed to a lottery having for support the best and the worst state, where … the probability that he wins the bet is given by its expected utility. Probalities are precise objects to model risk, but …

In this paper we want to explore an argumentative pattern that provides a normative justification for expected utility … claims that we should prudentially maximize our expected utility since this is the criterion effectively applied by those who … particular class of agents. We show how expected utility functions were introduced and contested in accordance to this pattern in …

representation) of behavior under risk. We then review the classical model of expected utility due to von Neumann and Morgenstern … andd its main properties. Issues raised by this model are then discussed and two models generalizing the expected utility …

dominance and classes of utility functions in this general case, and expresses the conditions on bounds in terms of differences …

ranked in general. Free or Costly information can decrease the expected utility of drivers who are very risk-averse, and with …

We consider a decision maker facing uncertainty which behaves as a subjective expected utility maximizer. The value of … information is traditionnaly captured as a greater expected utility the decision maker can achieve by selecting a best strategy as …

belongs to the class of lottery-dependent utility models (Becker and Sarin 1987) since disappointment is the deficit between … the utility of the realized outcome and its expected value. However, unlike the lottery-dependent approach, the theory is …