It is the purpose of the paper to shed light on the question to what extent there is a need for a unified contract law in the European Union. The paper outlines a concept of constitutional uncertainty in international trade and presents a model of international transactions in the presence of a...

In dem Paper wird untersucht, wann ein vertikal integrierter Netzbetreiber einen Anreiz hat, durch Fordern hoher Netznutzungsentgelte den Wettbewerb im nachgelagerten Produktmarkt zu beschränken. Außerdem wird geprüft, ob und wie eine kostenorientierte Regulierung der Netznutzungsentgelte den...

In diesem Paper werden die Wohlfahrtseffekte einer kostenorientierten Regulierung von Netznutzungsentgelten zur Schaffung fairen Wettbewerbs abgeleitet. Es wird gezeigt, daß eine solche Regulierung nur im Falle starker Kostenvorteile eines vertikal integrierten Netzbetreibers im Vergleich zu...

The conventional theory of international trade is dominated by a model presupposing a legal order that is perfect in its specifications and controllability, binding for all economic agents, no matter their nationality. World order appears to be cosmopolitan in the sense of Kant. An international...

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...

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...

Even if the expected punishment on tax evasion is negligible, empirical studies show that actual tax evasion is smaller than rational choice models predict. In addition to this, tax payer do not respond on parameter changes as predicted. Some authors tried to explain this puzzle by assuming "tax...

According to a new European Union directive, artists, whose works are resold, are entitled to a share of the sales price. The principal aim of this initiative is to let the artists participate in the economic success of their work. Our analysis shows that the new directive is most likely to...

This paper investigates the effectiveness of the new Council Regulation (EC) 1/2003 which replaces the mandatory notification and authorization system by a legal exception system. Effectiveness is operationalized via the two subcriteria compliance to Art. 81 EC Treaty and the probabilities of...

In various European legal acts the Council has delegated power to the Commission to set common policy, conditional on specific procedural requirements, which are commonly known as "comitology". In this paper we analyse whether and how far these implementation procedures help to overcome a...