Until recently, theorists considering the evolution of human cooperation have paid little attention to institutional … maximize compliance? We investigate this question by modeling the co-evolution of law and cooperation in a public goods game …' updating of their contribution strategy and observe the effect on Citizen cooperation. We find that when States have unlimited …

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 …

voluntary cooperation in team production. Our experimental data suggest an indirect and gender-specific link: Overconfident men …

-Stay-Lose-Shift, are not prevalent. We also find that the strategies used to support cooperation change with the parameters of the game …

whether the prospect of losses can induce cooperation, we let experimental subjects play the traveler's dilemma in the gain …

This paper demonstrates that cooperation in international environmental negotiations can be explained by preferences … standard non-cooperative equilibrium, cooperation of a large fraction or even of all countries can establish a Nash equilibrium … full cooperation can be reached. …