This paper analyses competition of moral norms and institutions in a society where a fixed share of people unconditionally complies with norms and the remaining people act selfishly. Whether a person is a norm-complier or selfish is private knowledge. A model of voting-by-feet shows that those...

This paper investigates a procurement relationship between a welfare-oriented government and a private supplier. The agents face several versions of the trading good which differ in quality and production costs, and the differences between those items are undescribable ex ante. In presence of...

This paper first presents various simple regulatory mechanisms, in particular Vogelsang and Finsinger's iterative mechanism and Shleifer's yardstick Regulation. Unfortunately, in practical applications of these simple mechanisms the regulated utility will be able to dodge the regulator's...

We consider a model of a single defendant and N plaintiffs where the total cost of litigation is fixed on the part of the plaintiffs and shared among the members of a suing coalition. By settling and dropping out of the coalition, a plaintiff therefore creates a negative externality on the other...

Using the traditional model of voluntary public good provision, it is shown that an expansion of group size exacerbates free riding tendencies as long as private consumption and the public good are strictly normal and weak gross substitutes. This result generalizes a previous Cobb-Douglas...

This paper experimentally explores group decision-making in a two-player power-to-take game. Discussions preceding group decisions are video taped and analyzed. Each subject first earns an income in an individual effort task preceding the game. The game consists of two stages. First, one group...

The notion of a cyclic game has been introduced by Selten and Wooders (2001). They illustrate the concept by the analysis of a cyclic duopoly game. The experiments reported concern this game. The game was played by eleven matching groups of six players each. The observed choice frequencies were...