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 study the effect of group size on cooperation in voluntary contribution mechanism games. As in previous experiments … find that cooperation is highest of all in twoperson groups. The findings in the high MPCR condition are consistent with … those from n-person prisoner's dilemma and oligopoly experiments that suggest it is more difficult to sustain cooperation in …

We study the effects of voluntary participation on cooperation in collective action problems. Voluntary participation … may foster cooperation through an entry mechanism, which leads to assortative selection of interaction partners, or an … on provision only through the exit mechanism. Assortative selection of interaction partners seems to play a minor role in …

interaction between the observability of the cooperation of others and the absence of punishment targeted at cooperative …

cooperation through two mechanisms: an entry mechanism, which leads to assortative selection of interaction partners, or an exit … evidence of a positive effect of entry. Assortative selection of interaction partners seems to play a minor role in our setting …