information conditions, where cheating is less obvious, punishment is much less effective in enforcing cooperation. Evidently, the …Explaining human cooperation in large groups of non-kin is a major challenge to both rational choice theory and the … theory of evolution. Recent research suggests that group cooperation can be explained by positing that cooperators can punish …

The emergence and survival of cooperation is one of the hardest problems still open in science. Several factors such as … the existence of punishment, repeated interactions, topological effects and the formation of prestige may all contribute … to explain the counter-intuitive prevalence of cooperation in natural and social systems. The characteristics of the …

Until recently, theorists considering the evolution of human cooperation have paid little attention to institutional … punishment, a defining feature of large-scale human societies. Compared to individually-administered punishment, institutional … punishment offers a unique potential advantage: the ability to control how quickly legal rules of punishment evolve relative to …

We investigate whether upfront investments increase cooperation in settings with no enforcement mechanism, where … cooperation is not easily sustained voluntarily. Such investments are a cost that individuals incur before deciding whether to … cooperate and increase cooperation payoff. We find that cooperation rarely emerges in treatments without investments, while both …

large body of research demonstrates the power of “reciprocity” for inducing cooperation: When others know that you have … they think others are also cooperating; and people can develop habits of cooperation that shape their default inclinations …

mechanisms to the dilemma in recent decades. Although punishment is thought to be a key mechanism, evolutionary game theory has … revealed that the simplest form of punishment called peer punishment is useless to solve the dilemma, since peer punishment … itself is costly. In the literature, more complex types of punishment, such as pool punishment or institutional punishment …

cooperation and strategies, such as punishment and gossip, to promote cooperation in social dilemmas. In two studies involving … cooperation or the use of punishment and gossip to promote cooperation. We discuss the implications of these findings for …Previous research on cooperation has primarily focused on egalitarian interactions, overlooking a fundamental feature …

identify individual punishment patterns and link them with individual cooperation patterns. Classifying N = 628 subjects along … these two dimensions documents that cooperation and punishment patterns are intuitively aligned for most individuals … are more crucial for achieving cooperation than conditional cooperators. Incorporating information on punishment types …