Die Studie vergleicht verschiedene Abschreibungsmethoden und deren Anreizwirkung für neue Investitionen. Der Vergleich beschränkt sich dabei auf Steuersysteme der Europäischen Union. Der Bericht geht von der Steuerneutralität des Modells von Samuelson aus. Weiterhin werden die...

This article concentrates on the possible relationship between trade and pension systems. I consider trade between a capital-abundant home and a labor-abundant foreign country. The underlying model is a two-period overlapping generations-model augmented with factor-price changes resulting from...

Consider a market with switching costs that is initially served by a monopolistic incumbent. How can a competitor successfully enter this market? We show that an offer to undercut the incumbent by a fixed margin serves this purpose. This strategy dominates traditional entry where the entrant...

Oil price indexing is a peculiar feature of the natural gas markets in Germany and other European countries. It is closely linked to the existence of local monopolies (at least de facto) and of the so called takeorpayʺ (TOP) contracts. After discussing the relation between these features and...