ZEW Discussion Papers


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. 01-39 // 2001

    Innovation Dynamics and Endogenous Market Structure

    This paper examines empirically the relationship between innovation and market structure within a simultaneous framework at the industry level of ag-gregation. We use a model in which R&D affects both, demand…

  2. ZEW Discussion Paper No. 01-38 // 2001

    Labour Reallocation During Transition: The Case of Poland

    This paper analyses the reallocation of labour during the transition period, which is argued not only to ease the transition from a planned to market orientated economy, but also to be fundamental to the…

  3. ZEW Discussion Paper No. 01-35 // 2001

    Firm Leadership and Innovative Performance: Evidence from Seven EU Countries

    This paper considers the effect of different firm leaderships on the innovative performance of firms from seven EU countries. We investigate whether owner-led or manager-led firms achieve a larger share of their…

  4. ZEW Discussion Paper No. 01-32 // 2001

    Productivity Effects of Organizational Change: Microeconometric Evidence

    This paper analyzes the relationship between investment in information and communication technology (ICT),non –ICT –investment,labor productivity and workplace reorganization. Firms are assumed to reorganize…

  5. ZEW Discussion Paper No. 01-27 // 2001

    Rejecting Capital-Skill Complementarity at all Costs

    Any serious empirical study of factor substitutability has to allow the data to display complementarity as well as substitutability. The standard approach reflecting this idea is a translog specification –…

  6. ZEW Discussion Paper No. 01-33 // 2001

    The Use of Flexible Working Contracts in West Germany: Evidence from an Establishment Panel

    This paper investigates under which conditions firms use fixed-term contracts, subcontracted and freelance work. Using a probit model which accounts for unobserved heterogeneity, we find that positive changes in…

  7. ZEW Discussion Paper No. 01-31 // 2001

    Product Innovation and Product Innovation Marketing: Theory and Microeconometric Evidence

    This paper derives a three stage Cournot–oligopoly game for product innovation, expenditure on introducing the product and competition on the product market. Product innovation is assumed to increase consumer…

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