1. Refereed Journal // 2006

    Selektivität und direkte Wirkungen von Vermittlungsgutscheinen: Empirische Befunde aus der Einführungsphase

    In April 2002 German government introduced job placement vouchers as a new instrument of active labour market policy to foster the transition of unemployed to jobs. This paper investigates the demand, the…

  2. Refereed Journal // 2006

    Vermittlungsgutscheine und Beauftragungen Dritter im Vergleich

    The paper compares the relative effectiveness of job placement vouchers and the contracting out of placement services. The results of the microeconometric analysis based on administrativ data indicate that…

  3. Refereed Journal // 2006

    Wirksamkeit von Arbeitsbeschaffungsmaßnahmen in Deutschland: empirische Befunde mikroökonometrischer Analysen

    In a number of empirical studies, the effects of job creation schemes for participating individuals in Germany were analysed from various standpoints by means of microeconometric evaluation. Based on the…

  4. Contributions to Edited Volumes and Conference Proceedings // 2006

    FuE-Verhalten von Klein- und Mittelunternehmen

  5. ZEW Discussion Paper No. 06-032 // 2006

    Asset Pricing with a Reference Level of Consumption: New Evidence from the Cross-Section of Stock Returns

    New version, original title: Consumption-Based Asset Pricing with a Reference Level: New Evidence from the Cross-Section of Stock Returns

    This paper presents an empirical evaluation of recently proposed asset…

  6. ZEW Discussion Paper No. 06-094 // 2006

    Dynamic R&D Incentives with Network Externalities

    This paper studies the incentives to undertake uncertain R&D initiatives in a dynamic duopoly network industry. It is shown that network externalities positively affect the incentives to invest in R&D. In the…

  7. ZEW Discussion Paper No. 06-093 // 2006

    R&D Incentives, Compatibility and Network Externalities

    This paper analyzes the impact of network externalities on R&D competition between an incumbent and a potential entrant. The analysis shows that the incumbent always invests more than the entrant in the…