of society are centred around issues of altruism and selfishness. Experimental evidence indicates that human altruism is … between altruists and selfish individuals is vital to human cooperation. Depending on the environment, a minority of altruists … altruists to defect. Current gene-based evolutionary theories cannot explain important patterns of human altruism, pointing …

Evolutionary theory reveals that punishment is effective in promoting cooperation and maintaining social norms …

organized before some of the games was used as an additional control. Our results show that the degree of cooperation is rather …

cooperation and coordination within teams. Using artificial agents, different social contests are created, as training …

We introduce a class of two-player cooperation games where each player faces a binary decision, enter or exit. These … exiting. When the game is repeated and players' values to entry are private, cooperation admits the form of either taking … optimal symmetric cutoff strategy. These games capture the nature of cooperation in many economic and social situations such …