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 …

Using an experiment with incentivized decisions of groups in the economics laboratory, I investigate the effect of … significantly higher risk taking by groups as compared to individuals. Furthermore, the only dimension of diversity with an effect …

a public good setting and how this affects the other group members. We compare an exogenous and an endogenous decision …. Our results reveal that both - the decision to extend a contract and the decision mechanism itself - affect not only the … group after the decision has been made. …

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 …