, which allow to take into account observed behaviors as in Allais' paradox under risk or Ellsberg's paradox under uncertainty … uncertainty, and Quiggin and Yaari under risk, succeeded to characterize preferences which generalize the EU model, by means of a … for more diversified patterns of behavior under uncertainty as well under risk. …

This chapter of a collective book aims at presenting the basics of decision making under risk. We first define notions … of risk and increasing risk and recall definitions and classifications (that are valid independently of any … representation) of behavior under risk. We then review the classical model of expected utility due to von Neumann and Morgenstern …

Certain areas related to the topics under discussion here lie outside my field; for instance the evaluation of risk … powers to analyse the risk decision-making process over some years now. …

In this paper, we characterize subjective probability beliefs leading to a higher equilibrium market price of risk. We … establish that Abel's result on the impact of doubt on the risk premium is not correct (see Abel, A., 2002. An exploration of … introduce, on the set of subjective probability beliefs, market price of risk dominance concepts and we relate them to well …