interaction effects. We conduct a laboratory experiment that avoids the identification problem present in the field and allows us … behavior in a coordination game with multiple equilibria and a public goods game, which has only one equilibrium in material …

enforcement mechanisms of punishment and norms cannot achieve higher cooperation rates. In fact, conformity is significantly … increased only in those cases when social norms and punishment are combined, but only when cooperation is cheap. Interestingly …, when cooperation is expensive we find that the combination of punishment and empirical information about others conformity …

We report evidence from public goods experiments with and without punishment which we onducted in Russia with 566 urban … and rural participants of young and mature age cohorts. Russia is interesting for studying voluntary cooperation because … of its long history of collectivism, and a huge urban-rural gap. In contrast to previous experiments we find no …

We investigate whether there is a link between conditional cooperation and betrayal aversion. We use a public goods …

We provide a direct test of the role of social preferences in voluntary cooperation. We elicit individuals' cooperation …

We study the effects of voluntary participation on cooperation in collective action problems. Voluntary participation … may foster cooperation through a mechanism of assortative selection of interaction partners based on false consensus bias …

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 …

cooperation through two mechanisms: an entry mechanism, which leads to assortative selection of interaction partners, or an exit …

to work in teams. We find that such policies in form of gender quotas do not harm performance and cooperation within …