1. ZEW-Wirtschaftsanalysen Contribution to Edited Volume Vol. 74 // 2004

    Datenquellen als Voraussetzung für die Evaluationsforschung

  2. ZEW Discussion Paper No. 04-20 // 2004

    Discrete Working Time Choice in an Applied General Equilibrium Model

    We present a model that integrates the discrete working time choice of heterogenous households into a general equilibrium setting where wages are determined by sectoral bargaining between firms and trade unions.…

  3. ZEW Discussion Paper No. 04-19 // 2004

    Modeling Asset Returns: A Comparison of Theoretical and Empirical Models

    This paper presents and compares several time-series models for returns of broadbased stock indices. These models nest a nonlinear asymmetric GARCH(NGARCH) model as a special case. Some of these models are…

  4. ZEW Discussion Paper No. 04-18 // 2004

    Agglomeration, Population Size, and the Cost of Providing Public Services: An Empirical Analysis for German States

    This paper is concerned with the question as to what extent population size and density affect the cost of providing public services at the subnational level. Empirical estimates of cost functions are obtained…

  5. ZEW Discussion Paper No. 04-17 // 2004

    What a Difference Immigration Law Makes: PISA Results, Migration Background and Social Mobility in Europe and Traditional Countries of Immigration

    The purpose of this article is to evaluate the importance of social class, migration background and command of national languages for the PISA school performance of teenagers living in European countries…

  6. ZEW Discussion Paper No. 04-16 // 2004

    Who Are the True Venture Capitalists in Germany?

    In this paper, we analyze the investment and divestment patterns of different types of venture capitalists. Using a data set embracing all venture-backed IPOs that occurred on Germany's Neuer Markt we…

  7. ZEW Discussion Paper No. 04-14 // 2004

    Measuring Sustainable Development: The Use of Computable General Equilibrium Models

    This paper advocates computable general equilibrium models as a methodological tool that is particularly suitable for measuring the impacts of policy interference on the three dimensions of sustainable…