ZEW Discussion Papers

Multivariate Tobit models are estimated using German cross–sectional data to test whether strategic complementarities exist between expenditures in four different types of ICT–components. If two…

Using a unique, hand-collected database of all venture- backed firms listed on Germany's Neuer Markt, we analyze the history of venture capital financing of these firms before the IPO and the behavior of venture…

Despite the apparent stability of the wage bargaining institutions in West Germany, aggregate union membership has been declining dramatically since the early 90's. However, aggregate gross membership numbers do…

Knowledge flows within and across countries should be carriers of important learning spillovers. We use data on 1.5 million patents and 4.5 million citations to analyze knowledge flows across 147 subnational…

We study the coagglomeration of domestic plants and foreign multinationals and the impact of this on domestic plant growth using data for Irish manufacturing. To this end we make use of the index developed by…

In the last ten years the space issue, i.e. the study of the role played by space in economic phenomena, has attracted a lot of interest from many economic fields. The combination of increasing returns, market…