ZEW Discussion Papers

Style-based investments and their role for portfolio allocation have been widely studied by researchers in stock markets. By contrast, there exists considerably less knowledge about the portfolio implications of…

In recent years, several studies have identified determinants of environmental innovations. In most econometric studies, environmental innovations in general were analyzed, some distinguish between…

Economic theory suggests that managers’ investment behavior differs from that of owners. On the one hand, managers might under-invest into R&D compared to owners for reasons of risk. R&D projects are typically…

We analyze the role of different contract types and access regulation on innovation and competition in telecommunications. Within a standard duopoly model we show that ex-post access contracts less often lead to…

Innovation triggers positive effects on productivity and growth. It is therefore important to know whether taxation has an impact on research, development and innovation and whether taxation can be used as an…

Life-long learning is considered necessary to sustain employability at older age in light of continuous changes in the labor market. Nevertheless, it is a challenge to sustain the training of employees…

In the last decade, more than one third of worldwide venture capital investments have been crossborder deals. In many of these deals venture capitalists cross continents and/or invest in countries with different…

Patent-based measures are the most frequently used indicators in empirical research on innovation and technological change. In particular, patent forward citations have become an established measure for the…

Many studies of spatial policy interdependence in (local) fiscal policies concentrate on the relations between jurisdictions within a single region. These works usually disregard possible extra-regional effects.…