Patent renewal studies reveal a highly rightward-skewed distribution of patent values. Our approach elicits valuations approximating those of the patented invention. This paper focuses on the full-term patents of the application year 1977 held by West German and U.S. residents. The tail of...

Feed-in tariffs under the Renewable Energy Sources Act, the so-called Erneuerbare-Energien-Gesetz (EEG), have triggered a massive expansion of electricity from renewable energy sources in Germany over the last decade. The increase in non-competitive renewable power generation though went hand in...

This paper uses a new firm panel data set to explore the relationship between R&D and productivity in German manufacturing firms for the period from 1979 to 1989. The results confirm the view that R&D is an important determinant of productivity growth. In the cross-section, the elasticity of...

Advocates of apprenticeship programs often argue as if it is simply a matter of historical accident which has hindered such investment by U.S. firms. This paper explores the structure of incentives undergirding the German system of apprenticeship training. First, we describe three...