ZEW Discussion Papers

Self-productivity is a crucial feature in the process of skill formation. It means that skills and health acquired at one stage in the life cycle enhance skills and health formation at later stages. This paper…

Non-technological innovation is an important element of firms' innovation activities that both supplement and complement technological innovation, i.e. the introduction of new products and new processes. We…

This paper investigates the relationship between kindergarten attendance and secondary school track choice in West-Germany. Our analysis is based on a panel of 12 to 14-year olds with information from age two…

For the first time data of German ICT and knowledge intensive service providers are used to analyze the relation between the age structure of the workforce and the probability of adopting new technologies. The…

In this paper we derive nonparametric bounds for the cumulative incidence curve within a competing risks model with partly identified interval data. As an advantage over earlier attempts our approach also gives…

The present paper examines the wage effects of continuous training programs using individual-level data from the German Socio Economic Panel (GSOEP). In order to account for selectivity in training…

Entrepreneurs are often faced with problems regarding start-up financing. But compared to novice entrepreneurs, experienced entrepreneurs should have both more knowledge and better contacts, which should…

The analysis in this paper gives attention to effects on firm survival which come from entrepreneurial experience. It is likely that different kinds of experience result in different firm developments and…

Competitors can be valuable sources and partners for innovation activities. Against the background of international expansion of firms and increased international competition, the R&D collaborations with…