specialized enforcement technology is sufficiently effective, cooperation is best sustained by a "single enforcer punishment …We introduce the possibility of direct punishment by specialized enforcers into a model of community enforcement … following deviations by regular agent is that such actions, by reducing future cooperation, would decrease the amount of …

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 … punishment, a defining feature of large-scale human societies. Compared to individually-administered punishment, institutional …

the evolution of cooperative behaviour in humans and other species. Many effective mechanisms and promotive scenarios have … cooperation research is presented, followed by two new objections to such an exclusive focus on PD-based models of social … cooperation themselves came to cooperate: Behavioural and/or psychological mechanisms which evolved for other, possibly more …

observe surprisingly high levels of cooperation and altruism within groups in conflict situations such as civil wars. We …

groups but where entrepreneurs have a desire for cooperation and peace. We assert that it is members of the elites who start …

preferences are endogenous and account for the evolution of cooperation when all the players are initially entirely selfish. In … social openness. The simulations we carried out led to strongly consistent results with regard to the evolution of player … frequency of cooperation. In the long run, cooperation turns out to be the strategic choice that obtains the best performances …

. This raises the important issue of just how such voluntary cooperation might be obtained. In this paper, we explore the …

observe surprisingly high levels of cooperation and altruism within groups in conflict situations such as civil wars. We …

fosters cooperation. We study a population comprised of "thick-skinned" and "thin-skinned" agents by using an indirect … evolution model that combines rational choice in strategic interactions with evolutionary selection across generations. We find … ways in which rationality hinders the evolution of the relatively vulnerable and peaceful type of agent …