Cooperation is beneficial but may be hard to achieve in situations where the selfish interests of individuals conflict … and studied with the methods of formal game theory, experimental economics and computer simulations. It allows exploration … show that partner choice strongly facilitates cooperation and leads to networks where free-riders are likely to be excluded. …

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 …

from one continuation probability to the other. When switching from large to small, transient higher levels of cooperation … are observed in the early games of the small continuation set. Conversely, when switching from small to large, cooperation … probabilities. These asymmetries suggest a bias in favor of cooperation. Finally, we examine the link between altruism and RPD play …

The observability of partners' past play is known to theoretically improve cooperation in an infinitely repeated … information per se may not improve cooperation. A structural estimation suggests that a certain percentage of players act …