types can be exploited to enhance cooperation by structuring the twice-played prisoners' dilemma to "start small," so that …

paper, we conduct experiments to investigate how punishment affects cooperation in a two-person stochastic prisoner … useful information for designing efficient incentive mechanisms to induce cooperation in a stochastic social dilemma …

to enforce cooperation within these different regimes. This paper develops a measure of the tightness of historical … readily support in-group members in need. This cooperation regime is enforced by tribalistic moral values, emotions of … social cooperation systems …

begin by reporting results from an experiment in which we investigate how cooperation in allocation games is affected by the … that adding uncertainty enhances cooperation. This surprising result serves as a test case for our mechanism: instead of …

Achieving efficiency for many global environmental problems requires voluntary cooperation among sovereign countries … due to the public good nature of pollution abatement. The theory of international environmental agreements (IEAs) in … economics seeks to understand how cooperation among countries on pollution abatement can be facilitated. However, why …

.Information provision via R&Rs has no significant effects on staff-child ratios. These findings are generally consistent with search theory …