ZEW Discussion Papers

We explore the tail of patented invention value distributions by using value estimates obtained directly from patent holders. The paper focuses on those full-term German patents of the application year 1977…

In this paper the standard Euler equation investment model with imperfectly competitive product markets is extended for imperfectly competitive structures on the factor markets: labour markets and markets for…

Through a survey, economic value estimates were obtained on 962 inventions made in the United States and Germany and on which German patent renewal fees were paid to full-term expiration in 1995. A search of…

National economic concerns still hinder the implementation of effective policy measures that would enable a significant reduction of greenhouse gas emissions. Considering other economic problems like…

East-west German wage convergence in the period 1990 to 1995 is analyzed on the basis of the German Socio-Economic Panel. Empirical wage equations show that the west German wage structure has remained fairly…

Gerlach and Stephan (1994) proposed a test based on the idea that the "wage premium", the part of the wage which is not explained by the stock of human capital, should help predict variables such as career…

In this paper, we analyse the influence of firm characteristics and the regional environment on employment growth of East German manufacturing firms between 1992 and 1996. Our results confirm the negative impact…