taxation. In addition, we find that local social interaction among subgroups of participants also boosts cooperation. …

cooperation behavior and we provide evidence on the microfoundation of this relation. We run a large-scale public goods experiment … over the internet in Denmark using a design that enables us to disentangle preferences for cooperation from beliefs about … others cooperation. We find that the standard trust question is a proxy for cooperation preferences rather than beliefs about …

We test if cooperation is promoted by rank-order competition between groups in which all groups can be ranked first, i … are absent if groups perform at the same level and it therefore does not eliminate low-cooperation equilibria. We find … that all-can-win competition produces a universal increase in cooperation and benefits a majority of individuals if …

We test if cooperation is promoted by rank-order competition between groups in which all groups can be ranked first, i … are absent if groups perform at the same level and it therefore does not eliminate low-cooperation equilibria. We find … that all-can-win competition produces a universal increase in cooperation and benefits a majority of individuals if …