initial cooperation rates are similar, it increases in the groups with higher intelligence to reach almost full cooperation … differences in the response to past cooperation of the partner. In higher intelligence subjects, cooperation after the initial … difference is absent. Cooperation of higher intelligence subjects is payoff sensitive, thus not automatic: in a treatment with …

BoS, with high and low payoff inequality. In PD, disclosure markedly hampers cooperation, as higher intelligence players …

mediated by differences in cognitive skills. Our design uses a Repeated Prisoner's Dilemma, and we compare rates of cooperation … higher cooperation rates and profits than in separated groups (with consistent gains among lower IQ subjects and relatively …

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 …

beliefs with experience are central to understanding behavior and learning in the IRPD. Beliefs strongly predict cooperation …

find support for risk dominance of TFT as a determinant of cooperation. This comment introduces the "Payback" strategy … explain the observed cooperation patterns …