prospects involving both gains and losses. In an experiment we find that risk aversion for gains is robust under time pressure … whereas risk seeking for losses turns into risk aversion under time pressure. For mixed prospects, subjects become more loss …

responsible for somebody else's payoffs increases risk aversion. This is however not attributable to a "cautious shift" as often … thought. Indeed, looking at risk attitudes in the loss domain, we find an increase in risk seeking under responsibility. This … raises issues about the nature of various decision biases under risk, and to what extent changed behavior under …