This paper investigates the possible presence of three problems in regional innovation systems (RIS): intermediation, reciprocity and compatibility. Based on firm data gathered for three different regions, Northern Hesse, Jena and Sophia Antipolis, we can show that a low propensity to cooperate...

Why are some people more optimistic about their life than others? Literature on locus of control suggests that optimism is associated with the belief that one’s life outcomes are controlled by internal factors, such as ability, instead of external factors, such as powerful others or chance....

The present paper investigates the effectiveness of R&D subsidies given to start-ups. Taking an aggregate view rather than evaluating a single program, we estimate the impact of R&D subsidies on start-ups’ employment growth and their patent output. A unique data set on start-ups in the East...

We examine ownership patterns of German university-invented patents before and after the abolition of the "professors' privilege" in 2002 to explore how the legal change affected patenting activities. Our data show a shift from individually-owned and firm-owned patents to university-owned...

We investigate the impact of actors' positions within regional innovator networks on their innovative performance. The networks of four selected regions are based on information on patent applicants and inventors. Count data regressions show positive effects on innovation of both the total...

It has become common within the literature of skill-biased technological change to look at technologies, as well as their impact on the demand for labor as homogeneous across industries. This paper challenges this view. Using a linked employer-employee panel of Germany differentiated by...

We investigate the effect of broad personality traits' - the Big Five - on an individua's decision to become self-employed. In particular, we test an overall indicator of the entrepreneurial personality. Since we find that the level of self-employment varies considerably across professions, we...

This study is about structural change in the energy system. In a first step an econometric model is presented and in a second step diffusion of GTs is embedded theoretically. By focusing on different green technology industries (GT sector) in Germany, we analyze how policy induced demand...