1. Beiträge in Sammel- und Tagungsbänden // 2002

    Panel Estimation of Export Activities in the Service Sector

    While the service sector has gained attention in the empirical innovation research it is still neglected in the empirical research on export activities. This is partly due to the fact that services have been…

  2. Discussion und Working Paper // 2002

    Innovationswirkungen von Umweltmanagementsystemen

    Wirkungsmodell und Literaturstudie

  3. ZEW Discussion Paper Nr. 02-61 // 2002

    The Effects of Quotas on Vertical Intra-Industry Trade

    A quota on foreign competition will generally lead to quality-upgrading (downgrading) of the low-quality (high-quality) firm, an increase in average quality, a reduction of quality differentiation, and a…

  4. ZEW Discussion Paper Nr. 02-59 // 2002

    Backwardation and Normal Backwardation in Energy Futures Markets.

    We show that, since the inception of energy futures markets, prices have on average exhibited backwardation. Normal backwardation has also been the norm, but, because of the low power of the standard tests, most…

  5. ZEW Discussion Paper Nr. 02-39 // 2002

    Taxation and Unemployment: An Applied General Equilibrium Approach for Germany

    This paper presents an applied general equilibrium model for Germany. The model integrates specific labour market institutions in an otherwise standard general equilibrium framework. There are sectoral wage…

  6. ZEW Discussion Paper Nr. 02-37 // 2002

    Welche Regionen profitieren von Venture Capital-Aktivitäten?

    Venture capital is assumed to play an important role for the commercialization of innovative ideas and the development of high-technology industries in a region. This paper deals with the regional…