Diese Arbeit analysiert das Problem des Mismatch zwischen Arbeitsnachfrage und Arbeitsangebot und diskutiert wirtschaftspolitische Lösungsansätze. Das Thema ist für den deutschen Arbeitsmarkt von hoher Relevanz, denn in Deutschland gibt es trotz 3,7 Millionen arbeitsloser Erwerbspersonen mehr...

Real business cycle models generally neglect demand shocks. Technological productivity shocks are the primary source of economic fluctuations. The multisectoral consequences of this assumption are described in the well-known model of Long and Plosser (1983). The presented paper shows that...

This paper is devoted to the problem of aggregation in models with quantity constraints. The focus is on quantity rationing macroeconomic (QRM) models where the micromarket outcome can be written as the minimum of several variables and where the diversity of situations across micromarkets is...

This paper analyses the Schumpeterian link between innovative activity and firm size by means of the nonparametric Nadaraya-Watson estimator and of the partially linear approach by Speckman. Four data sets referring to the manufacturing industries of three European countries are available for...