Mutually beneficial agreements might fail if the parties fear contractual opportunism. Litigation is supposed to be a remedy, but gives scope for another kind of opportunistic behavior which we call litigational opportunism: Even knowing that the opponent has fulfilled his obligations, a party...

Helping somebody may undermine his incentives to work. What Buchanan identified more than 25 years ago as the Samaritan's dilemma is basically a time-inconsistency problem. The paper discusses possible solutions of the dilemma such as punishment within an iterated game, reshaping the game in the...

Mit Hilfe eines einfachen Vertrauensspiels wird die Bedeutung des Vertrauens als Verhaltensphänomen in der Ökonomie dargelegt und ein Vertrauenskonzept entwickelt, das dem Umstand eingeschränkt rationalen Verhaltens Rechnung trägt. Es wird gezeigt, daß trotz der Einbettung einer Transaktion...

The need for intra-firm incentive schemes allows remodeling the Cournot duopoly in wages (rather than in output levels). In both versions of the Cournot model, a cartel agreement is unstable. The new formulation, however, allows us to demonstrate that a collective wage agreement on minimum wages...

Anti-Sharing may solve the sharing problem of teams: the team members promise a fixed payment to the Anti-Sharer. He collects the actual output and pays out its value to them. We prove that the internal Anti-Sharer is unproductive in equilibrium.

This paper presents a modification of the inspection game: The ?Bayesian Monitoring? model rests on the assumption that judges are interested in enforcing compliant behavior and making correct decisions. They may base their judgements on an informative but imperfect signal which can be generated...

The paper shows that being able to forecast another player's actual cooperation better than pure chance can change players' strategic incentives in a one-shot simultaneous PD-situation. In particular, it is shown that if both players have such ability (to forecast each others' actual choices...

Ius Commune describes the spontaneous development of a european contract law by adaptive behavior of contracting parties to competing law systems and their interpretations by jursidiction. The idea of spontaneous law harmonization is appealing, since its result is independent of centraized...

In this paper we analyze whether trust can overcome the contractual hazards caused by the territoriality of law, how effective trust is and what the impact is on the sequential structure of trade. The paper contributes to the New Institutional Economics of International Transactions (NIEIT).

Der Beitrag stellt die Bedeutung von Handlungsbeschränkungen für die Erwartungsstabilisierung und Koordination von Handlungen heraus. An einem einfachen Modell aus der evolutorischen Spieltheorie wird die Bildung von Konventionen und deren Bedeutung für die Reduktion von Transaktionskosten...