The recent fall of labor's share of GDP in numerous countries is well-documented, but its causes are poorly understood. We sketch a “superstar firm” model where industries are increasingly characterized by “winner take most” competition, leading a small number of highly profitable (and...

Employing a continuous-time real options modeling framework, this paper scrutinizes the incentives to invest in German offshore wind farms. The focus of the analysis is the mode of action of the German feed-in tariff system for offshore wind energy deployment. The numerical results reveal that...

We study an overlapping generations model of human capital accumulation with threshold effects using regional data for West Germany. Our basic goal is to shed light on the growth of West German regions. The paper finds that the relative income distribution appears to be stratifying into a...

The paper bases itself on recent theoretical writings in growth economics that empha-size the effects of both own R&D efforts and of interregional technology spillovers on regions´ productivity. We propose robust estimation techniques to evaluate the R&D spillovers across West German functional...