endogenous role assignment and chat unexpectedly worsens team performance. We argue that ego depletion provides a likely … explanation for this surprising result. -- role selection in teams ; team performance ; takeover game ; winner's curse …

We examine the effectiveness of three democratically chosen rules that alleviate the coordination and cooperation … limitation of livestock numbers. All rules were designed in a way that facilitated cooperation or coordination of actions. The … not sufficient for high rule compliance and an overall enhancement in cooperation. Rules turned out to be inefficient if …

hence competitive pressure is higher. By contrast, levels of cooperation are very similar across areas. This indicates that … scarcity does not hamper cooperation, at least as long as a sub-survival level has not been reached. Our data further reveal a … "falling behind" is particularly salient. -- competition ; natural resource scarcity ; antisocial behaviour ; cooperation …

find a large and positive effect of endogenous institutional choice on the level of cooperation in comparison to … exogenously implemented institutions. This suggests that participation rights enhance cooperation in groups. With endogenous … levels of cooperation. Our results are evaluated against the predictions of social preference models. -- public goods …