The article suggests a new explanation for cooperation in large, unstructured societies that avoids the restrictions … for cooperation to be part of an asymptotically stable equilibrium of an evolutionary dynamics of signaling norm … of the social norm and two parameters measuring the cost of cooperation into relation with each other. …

Evolution of cooperation has traditionally been studied by assuming that individuals adopt either of two pure … promotes the evolution of cooperation, our investigation gives a comprehensive picture of how relatedness affects the evolution … strategies, to cooperate or defect. Recent work has considered continuous cooperative investments, turning full cooperation and …

Economists have a long tradition in identifying the evolution of cooperation in large, unstructured societies as a … puzzle. We suggest a new explanation for cooperation which avoids restrictions of most previous attempts. Our explanation … deals with the role of internalized norms for cooperation in large unstructured populations. Even internalized norms, i …

forces influence the payoff distribution between trading partners in Sexual selection, intraspecific cooperation and …