ZEW Discussion Papers

Überblick

Mit diesen Beiträgen, die überwiegend in Englisch verfasst sind, beteiligen sich die Forscher/innen des ZEW an wissenschaftlichen Fachdebatten. Die Publikationen enthalten vorläufige Beiträge, die zur Veröffentlichung in Fachzeitschriften vorgesehen sind. Die Discussion Papers können ab 1.1.1998 als pdf-Datei abgerufen werden. Sie richten sich an nationale und internationale Zielgruppen.

  1. ZEW Discussion Paper Nr. 02-42 // 2002

    What's Spurious? What's Real? Measuring the Productivity Impacts of ICT at the Firm-Level

    In order to assess the productivity effects of information and communication technologies (ICT), regressions based on cross–sectional firm–level data may yield unreliable results for the commonly employed…

  2. ZEW Discussion Paper Nr. 02-41 // 2002

    Genetic Algorithms: A Tool for Optimization in Econometrics – Basic Concept and an Example for Empirical Applications

    This paper discusses a tool for optimization of econometric models based on genetic algorithms. First, we briefly describe the concept of this optimization technique. Then, we explain the design of a…

  3. ZEW Discussion Paper Nr. 02-40 // 2002

    Mixed Motives: An Empirical Analysis of ILO Roll-Call Votes

    In this empirical paper, we look at individual voting behaviour of government delegates to the International Labour Organization (ILO). We distinguish between the instrumental motive for voting, …

  4. 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…

  5. ZEW Discussion Paper Nr. 02-38 // 2002

    Simulated Classical Tests in the Multiperiod Multinomial Probit Model

    This paper compares different versions of the simulated counterparts of the Wald test, the score test, and the likelihood ratio test in the multiperiod multinomial probit model. Monte Carlo experiments show…

  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…

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Kerstin Heres

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