We propose and test a positive model of fiscal federalism in which centralization is less likely to occur in jurisdictions with referendum decisions on policy centralization. Citizens choose centralization of public spending and revenue in order to internalize spillovers if individual...

Mit der rasant fortschreitenden Globalisierung und dem dynamischen Prozess der europä¬ischen Integration sind in den letzten zwei bis drei Jahrzehnten grundlegende traditionelle Denk¬kategorien über den Staat und die von ihm zu betreibende Wirtschaftspolitik systema¬tisch in Frage gestellt...

Conflict parties are frequently involved into more than one conflict at a given time. In this paper the interrelated structure of conflictive relations is modeled as a conflict network where opponents are embedded in a local structure of bilateral conflicts. Conflict parties invest in specific...

Interaction effects capture the impact of one explanatory variable x1 on the marginal effect of another explanatory variable x2. To explore interaction effects, so-called interaction terms x1x2 are typically included in estimation specifications. While in linear models the effect of a marginal...

The US and the EU recently introduced regulation to curb the extent of risky off-label drug use. It offers manufacturers a prolongation of patent protection or exclusivity if they invest in pediatric clinical tests. This paper shows that a reinforcement of physician liability for off-label use...

It has been shown that higher capital taxes can have a growth-enhancing effect when combined with a revenue-compensating cut in wage taxes (Uhlig and Yanagawa 1996; European Economic Review 40, 1521-1540) or with an expansion in productivity-increasing public services (Rivas 2003; European Economic...