1. ZEW Discussion Paper Nr. 07-032 // 2007

    Exports and Productivity Growth - First Evidence from a Continuous Treatment Approach

    A recent survey of 54 micro-econometric studies reveals that exporting firms are more productive than non-exporters. On the other hand, previous empirical studies show that exporting does not necessarily improve…

  2. ZEW Discussion Paper Nr. 07-031 // 2007

    Earnings Prospects for People with Migration Background in Germany

    Less than half of the people with migration background living in Germany possess foreign citizenship. Hence, using citizenship to analyze economic issues of immigration may be problematic for two reasons. On the…

  3. Finanzmarktreport Schweiz // 2007

    Mai 2007

    • Konjunkturerwartungen verbessern sich wieder
    • Euroraum: gute Konjunktur und Inflationsgefahren
    • USA: weiterhin Sorgen bezüglich der Konjunkturentwicklung
    • Japan: Weniger Befragte rechnen mit Zinserhöhung
    • Großbritannien…
  4. ZEW Discussion Paper Nr. 07-030 // 2007

    Lost in Transmission? Stock Market Impacts of the 2006 European Gas Crisis

    Around the turn of the year 2005/2006, the Russian freezing of natural gas exports to the Ukraine led to a European gas crisis. Using event study technique, we first investigate whether the Russian…

  5. ZEW Discussion Paper Nr. 07-028 // 2007

    Heterogeneity of Patenting Activity and Its Implications for Scientific Research

    The increasing commercialization of university discoveries has initiated a controversy on the impacts for future scientific research. It has been argued that an increasing orientation towards commercialization…

  6. ZEW Discussion Paper Nr. 07-029 // 2007

    Is the Welfare State Self-destructive? A Study of Government Benefit Morale

    Assar Lindbeck has pointed to the problem that generous welfare state institutions may in the long-run undermine those social norms which limit the costs and incentives effects of the welfare state and thus…

  7. ZEW/Prognos-Transportmarktbarometer // 2007

    1. Quartal 2007

    Preisauftrieb in der Transportwirtschaft schwächt sich ab

    Die verladende Wirtschaft muss in Deutschland weiterhin mit steigenden Preisen rechnen, der Preisauftrieb wird sich im kommenden halben Jahr allerdings…