outcomes experienced during the game. Risk aversion decreases after earlier expectations have been shattered by unfavorable … outcomes or surpassed by favorable outcomes. Our results point to reference-dependent choice theories such as prospect theory …, and suggest that path-dependence is relevant, even when the choice problems are simple and well defined, and when large …

differences in confidence concerning future relative income position, risk aversion, and social preferences. We use data from lab … differences in risk aversion and social preferences playing a minor role. …

We experimentally investigate the determinants of overconfidence and test the hypothesis, advanced by Robert Trivers …, that overconfidence serves to more effectively persuade or deceive others. After performing a cognitively challenging task … overconfident than those in a control condition, and are less responsive to objective feedback on their performance. Using random …

Overconfidence seems to be an essential aspect of human nature, and one way to study overconfidence is to consider … achievements; what remains can be interpreted as (over)confidence. In this paper we study overconfidence using a sample of about … students are overconfident, which is in agreement with what most people find. Less obvious findings are that overconfidence is …

entrepreneurs, managers and employees on a comprehensive set of measures of optimism and overconfidence (n = 2,058). The results … when bad events occur. For incentivized measures of overconfidence we find no difference between entrepreneurs and managers … than successful managers. We conclude that optimism and overconfidence are indeed characteristics of entrepreneurs, but …