be made to help rather than hurt each other? How can they use sacrifice, cooperation, and coercion to promote the common … of humans in groups, drawing on behavioral game theory, psychology, and sociology. He emphasizes how other … shared values and understandings. One lesson is that cooperation is facilitated when people anticipate that they will hold …

Until recently, theorists considering the evolution of human cooperation have paid little attention to institutional … maximize compliance? We investigate this question by modeling the co-evolution of law and cooperation in a public goods game …' updating of their contribution strategy and observe the effect on Citizen cooperation. We find that when States have unlimited …

of universal cooperation because the more prosocial subjects populate the two efficient institutions first, elect … prosocial judges (if institutionally possible), and immediately establish a social norm of high cooperation. This norm appears … to guide subjects' cooperation and punishment choices, including the virtually complete removal of antisocial punishment …