payoffs on cooperation, focusing on one-shot PD games where efficiency requires mutual cooperation. We report results from … three experiments (N = 1,993): in a preliminary experiment, we vary the payoffs over a large range. In our first main … our experiments and the complementary analyses is that cooperation in a PD increases with the gains of mutual cooperation …

payoffs on cooperation, focusing on one-shot PD games where efficiency requires mutual cooperation. We report results from … three experiments (N = 1,993): in a preliminary experiment, we vary the payoffs over a large range. In our first main … our experiments and the complementary analyses is that cooperation in a PD increases with the gains of mutual cooperation …

factors: risk, temptation, and efficiency, which we vary as orthogonal treatments. We find that temptation has the largest … relatively small compared to temptation. Risk does not have a significant effect on cooperation. Our finding suggests that … impact on cooperation. Temptation directly deters cooperation and indirectly harms cooperation by lowering beliefs about the …

Existing research supports two opposing mechanisms through which positive mood might affect cooperation. Some studies … have suggested that positive mood produces more altruistic, open and helpful behavior, fostering cooperation. However … reduced use of information, hampering cooperation. We find evidence that suggests the second hypothesis dominates when playing …