ZEW Discussion Papers

Innovation activities in the German enterprise sector showed two opposing trends over the past two decades: While total innovation expenditures grew substantially, the number of firms conducting innovation…

Most marketing practitioners and scholars agree that marketing assets such as brand equity significantly contribute to a firm's financial performance. In this paper, we model brand equity as an unobservable…

This paper provides evidence on the migration from an “old” technology to a “new” technology, taking into account the impact that regulatory interventions on the old one might have on the incentives to invest…

The German experience of the crisis was very different compared to those of most other countries in Europe. Germany was hit by a very strong shock which was relatively concentrated in the exporting,…

This paper aims to shed light on the role of technological opportunities for green innovation by studying the case of Green ICT innovation. We test two hypotheses: (1) Firms active in low-opportunity…

Mobile internet access allows for flexibility with respect to working time and working place. We analyse whether employees’ use of mobile internet access improves firms’ labour productivity. Our data set…

We document a causal influence of online user-generated information on realworld economic outcomes. In particular, we conduct a randomized field experiment to test whether additional information on Wikipedia…

This paper studies the question whether skill-biased technical change diffuses internationally and that way contributes to the increasing relative skill demand in other countries. So far, the role of…