ZEW Discussion Papers

Overview

Researchers at the ZEW participate in scientific debates by publishing their papers. The papers are predominantly in English (marked). For the German papers an English abstract is available. The contributions are intended for a final publication in special interest titles. The discussion papers can be downloaded as PDF or PostScript files starting from 1.1.1998. They aimed at national and international target groups.

  1. ZEW Discussion Paper No. 02-15 // 2002

    Tax Progressivity and the Trade Union's Fallback-Option

    When we analyse the labour market consequences of labour tax reforms in a model of firm-union wage bargaining, minor changes in the formulation of the union`s fallback option can have drastic effects. This…

  2. ZEW Discussion Paper No. 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…

  3. ZEW Discussion Paper No. 02-66 // 2002

    A Stigler View on Banking Supervision

    The system of banking supervision in Europe is undergoing substantial reforms. According to Stigler's capture theory regulation often follows the preferences of producers. Therefore, the interests of the…

  4. ZEW Discussion Paper No. 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…

  5. ZEW Discussion Paper No. 02-75 // 2002

    Trade Policy: 'Political' vs. 'Economic' Factors

    The ongoing discussion of U.S.-Japanese trade relations suggests that national differences such as in the institutional environment may be relevant for assessing international trade policies. However, economic…

  6. ZEW Discussion Paper No. 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…

  7. ZEW Discussion Paper No. 02-18 // 2002

    The Contribution of the IMF and the World Bank to Economic Freedom

    We analyse the effect of IMF and World Bank policies on the composite index of economic freedom by Gwartney et al. (2000) as well as its sub-indexes, using a panel of 85 countries observed between 1970 and 1997.…

  8. ZEW Discussion Paper No. 02-44 // 2002

    Flexibility Provisions in Multilateral Environmental Treaties

    In international politics, intergovernmental treaties provide the rules of the game. Similar to private law, treaty designers face a trade-off between flexibility to adjust to unforeseen contingencies and the…

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Kerstin Heres

Kerstin Heres

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