ZEW Discussion Papers

This paper provides new estimates of a time–varying NAIRU for Germany taking account of the structural break caused by German unification based on the Kalman Filter and on a partially linear model as two…

We use comparable micro level panel data for 14 countries and a set of identically specified empirical models to investigate the relationship between exports and productivity. Our overall results are in line…

The focus of this paper is the evaluation of a very popular method for potential output estimation and medium-term forecasting— the production function approach—in terms of predictive performance. For this…

This study provides empirical evidence verifying the theory of price discovery for Eastern European enterprises based on their cross-listing on Western European exchanges. Despite the fact that the crosslisting…

Over the last few years, worldwide mergers and acquisitions (M&A) have increased sharply both in terms of value and volume. This development has not only been driven by corporate acquirers but also to an…

Hydrogen is often seen as a promising future energy carrier given the major reliance of today's transport sector on finite fossil fuels. This working paper assesses the macroeconomic effects of introducing…

Currently informal and formal international negotiations on climate change take place in an intensive way since the Kyoto Protocol expires already in 2012. A post-Kyoto regulation to combat global warming is…

This paper investigates in how far equity preferences may matter for climate negotiations. For this purposes we conducted a simple experiment with people who have been involved in international climate policy.…

Searching for externally available knowledge has been characterised as a vital part of the innovation process. Previous research has, however, almost exclusively focused on hightechnology environments, largely…