This paper analyses individual information acquisition in an ultimatum game with aprioriunknown outside options. We find that while individual play seems to accord reasonablywell with the distribution of empirical behavior, contestants seem to grossly overweighthe value of information. While...

In this note we establish that rational demand expectations willtypically not evolve in an evolutionary model. In an evolutionarymodel beliefs act like a commitment device to more aggressive be-havior. This commitment effect has the same direction for strategicsubstitutes and complements and...

A long time ago most economists would have limited themselves to stating that agreements should be individually rational and efficient and that selecting a specific agreement from that set depends on bargaining and negotiation power whatever that may be. Nowadays hardly any economist will argue...

The general framework of decision emergence (Güth, 2000a) is applied to the specific decision task of a proposer in ultimatum bargaining, i.e. to choosing how much the responder should be offered. For this purpose the "Master Module" as well as its submodules "New Problem Solver", "Adaptation...