This paper surveys the link between imperfect competition and the effects of fiscal policy on output, employment and welfare. We examine static and dynamic models, with and without entry under a variety of assumptions using a common analytical framework. We find that in general there is a robust...

Die zentrale finanzpolitische Aufgabe der kommenden Jahre wird die Konsolidierung der öffentlichen Haushalte sein. Auch nach Bewältigung der Rezession werden weiterhin "strukturelle" Defizite in einer Größenordnung von drei bis vier Prozent des Bruttoinlandsprodukts bestehen bleiben....

We study the effects of different financing rules for untargeted energy price brakes and subsidies on intergenerational welfare in a large-scale overlapping generations model. The results indicate that, in comparison with a laissez-faire solution without any government interventions,...

The global financial crisis led to a crisis in mainstream macroeconomic theory and to questioning the economic policies implemented before and after the crisis. One of the most relevant controversy concerns the role of fiscal policy. In order to present a different theoretical approach and...