extent observed team decisions under risk are actually consistent with the principles of rational choice, specifically the … principles of Expected Utility Theory (EUT) and of Portfolio Selection Theory (PST). The experiment is performed with individuals … and teams. We find almost no evidence for the greater compliance of team decisions than of individual decisions with the …

introducing increased distrust into the group. Our theory is proposed through an extension and empirical test of Schul et al.’s [1 …

This paper tests social identity theory with respect to individuals' self-identification behavior. We report results … with the predictions from social identity theory: Subjects have a higher valuation for identifying with groups with a …

Team-managed mutual funds exhibit a disposition effect: they are reluctant to sell losers relative to winners. This … the team who thus bears special responsibility. Disposition behavior is weaker in positions initiated by all team members …. Our results suggest that team disposition effects are primarily due to the difficulty of admitting mistakes to peers …