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…

  7. ZEW Discussion Paper Nr. 02-36 // 2002

    Relative Specialisation of EU Regions: An Econometric Analysis of Sectoral Gross Fixed Capital Formation

    This paper analyses the level of relative specialisation in terms of gross fixed capital formation in EU regions for the period between 1985 and 1994. Controlling for heteroscedasticity and potential…

  8. ZEW Discussion Paper Nr. 02-34 // 2002

    Intergenerational Poverty Dynamics in Poland: Family Background and Children’s Educational Attainment During Transition

    In this paper, we analyse the intergenerational transmission of poverty from Polish parents to their children through children´s educational attainment during the transition process of the 1990s. The…

  9. ZEW Discussion Paper Nr. 02-33 // 2002

    A Note on Pricing and Efficiency in Print Media Industries

    Actors on print media markets face two di®erent (and interrelated) demand curves: the demand for copies and the demand for advertising space. This paper develops a realistic, yet simple, model of print media…