Case studies of cartels and recent theory suggest that repeated communication is key for stable cooperation in … understood. We study cooperation under different monitoring and communication structures in the laboratory. Under all monitoring … monitoring, where actions can only be observed with noise, cooperation is stable only when subjects can communicate before every …

This paper experimentally examines how religious festivals and the degree of religiosity affect cooperation and … religious festivals other than the normal daily prayers. The overall results show no differences in cooperation or altruistic … differences in beliefs about others contributions. By and large, this indicates the importance of conditional cooperation. …

analyze LLM responses to different payoff stakes and the influence of stake order on cooperation rates. LLMs demonstrate …

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 …

Switzerland and that entering messengers must work in performance pay firms in the U.S. We find that the erosion of cooperation …

renegotiation-proof. Second, it introduces parental altruism. The behavioural and policy implications are illustrated by showing the … effects of public pensions and credit rationing. These implications are not much affected by whether altruism is assumed or …

and its impact on cooperation of its members are yet not well understood. We experimentally investigate community choice …