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. 11-074 // 2011

    Unequal Pay or Unequal Employment? What Drives the Skill-Composition of Labor Flows in Germany?

    Regional economic prospects to some extent seem to hinge on the region’s human capital endowment and, thus, its ability to attract skilled labour. For any related policy, it is thus important to better…

  2. ZEW Discussion Paper No. 11-073 // 2011

    Resource Allocation Flexibility for Innovation Performance: The Effects of Breadth, Uncertainty, and Selectiveness

    No matter how well resourced, innovation efforts are prone to failure. This paper investigates how the allocation of resources to product innovation projects allows firms to cope with this challenge. We assume…

  3. ZEW Discussion Paper No. 11-072 // 2011

    Competition and Trust: Evidence from German Car Manufacturers

    Trust is an essential ingredient of social life. But trust is not considered an essential ingredient in the models of selfish behavior on which modern economic theory is built. In the present study, we …

  4. ZEW Discussion Paper No. 11-071 // 2011

    Ownership and Control in a Competitive Industry

    In many markets, firms are interlocked by the fact that either firms own shares of each other, or investors own shares of several competitors in the very same market. In this context, partial ownership is the…

  5. ZEW Discussion Paper No. 11-070 // 2011

    Auswirkungen der Wirtschaftskrise auf die Innovationstätigkeit der Unternehmen in Deutschland

    The massive economic crisis 2008/09 had substantial impacts on the innovation activities of the German economy. The loss in sales and profits resulted in a sharp decline of innovation expenditure. While capital…

  6. ZEW Discussion Paper No. 11-069 // 2011

    Vertical Integration, Separation and Non-Price Discrimination: An Empirical Analysis of German Electricity Markets for Residential Customers

    Vertical integration of electricity distribution network operator and electricity supplier is a key issue in European energy markets, in particular since the European Commission (EC) has initiated a sector…

  7. ZEW Discussion Paper No. 11-068 // 2011

    Strategic Pricing, Market Entry and Competition: Evidence from German Electricity Submarkets

    German electricity submarkets for residential customers have been liberalized by the end of the 1990s. Since then a large number of new providers has entered former monopolistic markets, which are first and…

  8. ZEW Discussion Paper No. 11-067 // 2011

    The Impact of Cartelization on Pricing Dynamics

    Although the pricing dynamics of hardcore cartels have been studied intensively from a theoretical perspective, empirical evidence is still rare. We combine publicly available data with a unique private data set…

  9. ZEW Discussion Paper No. 11-066 // 2011

    Cartel Detection in Procurement Markets

    Cartel detection is usually viewed as a key task of either competition authorities or compliance officials in firms with an elevated risk of cartelization. We argue that customers of hard core cartels can have…

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