with repeated interaction. Cooperation in the empty list is high in early periods, but is decreasing. In the full list …, cooperation starts low, but is actually increasing, surpassing cooperation in the empty list treatment in later periods. Two … factors, diffusion of responsibility and unraveling of cooperation seem to drive the results. …

There is continuing debate about what explains cooperation and self-sacrifice in nature and in particular in humans …

the beneficiary inter-group cooperation opportunity is undermined with a prisoners' dilemma type tribal interest conflict …. In this paper, I reconsider this problem using knowledge gained from various disciplines ranging from psychology to …

We study the effect of network formation on cooperation in the finitely repeated prisoner’s dilemma based on the game …-theoretical model approach. We suggest the model explaining the effect of endogenous network formation on cooperation. We find a subgame … perfect strongly pairwise-Nash equilibrium in which cooperation is achieved by the trigger strategy based on non …

motivation for cooperation. In the absence of rewards, social cohesion is used to motivate cooperation. A repeated Prisoner … is the only motivation for cooperation in the face of a rational decision to never cooperate. Panel data from this … behavior. The expected pattern of initial cooperation followed by steady declines in cooperation is observed. The formation of …

Communication is well known to increase cooperation rates in social dilemma situations, but the exact mechanisms behind … experimental findings, we observe a strong increase in cooperation when face-to-face communication is allowed before decision … to higher cooperation rates, albeit not as high as in the condition in which discussions about the social dilemma are …

with repeated interaction. Cooperation in the empty list is high in early periods, but is decreasing. In the full list …, cooperation starts low, but is actually increasing, surpassing cooperation in the empty list treatment in later periods. Two … factors, diffusion of responsibility and unraveling of cooperation seem to drive the results. …