studies show that team decision making is fraught with difficulties. Teams often underestimate their fallibility, struggle … prevention are just a few of the areas that call for team decision making. Unfortunately, a considerable number of behavioural … out of three teams do not achieve their goals and half of organisational decisions-many of which are team decisions …

selection mechanisms in group decision-making. In a setting where all members of a group get the same payoff based on the group … leader's decision of how much risk to take, we study the effects of two treatment variables: (1) whether group members can …'s decision: the communicated preferences have a significant effect on the actual group decision only when the leader is appointed …

individually and keep the decision-making power. Our model predicts a trade-off between information acquisition and information …We study the choice of a principal to either delegate a decision to a group of careerist experts, or to consult them …

This paper experimentally studies the disposition effects of teams and individuals. The disposition effect describes … the investments of two-person teams to a setting where investors trade alone. We find that subjects investing jointly … exhibit more pronounced disposition effects than individuals. A closer look reveals that investor teams hardly realize losses …