To commit credibly in bargaining is crucial: In the ultimatum game with its one–sided early commitment power the “proposer” gets (nearly) the whole pie while the“responder” is left with (almost) nothing. When both parties commit simultaneouslythe (a)symmetric Nash(1950)–bargaining...

It has been claimed that people often prefer equity-like considerations and tend to ignore strategic aspects in fair division problems. Here, this is explored by analyzing whether or not such behavioral disposition is evolutionary stable. The answer however is ambiguous: Both, reacting to and...

Traditional game theory usually relies on commonly known decision rationality meaning that choices are made in view of their consequences (the shadow of the future). Evolutionary game theory, however, denies any cognitive deliberation by assuming that choice behavior evolves due to its past...

Traditional game theory usually relies on commonly known decision rationality meaning that choices are made in view of their consequences (the shadow of the future). Evolutionary game theory, however, denies any cognitive deliberation by assuming that choice behavior evolves due to its past...

Standard economic explanations of good conduct in trade rely almostexclusively on future-directed extrinsic motivations induced by materialincentives. But intrinsic motives to behave trustworthy and to punishuntrustworthiness do support trade. In our model, intrinsically motivatedplayers are...