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. 97-01 // 1997

    Businessmens Expectations are Neither Rational nor Adaptive

    A framework which allows for the joint testing ofthe adaptive and rational expectations hypotheses is presented. We assume joint normality of expectations, realizations and variablesin the information set,…

  2. ZEW Discussion Paper No. 97-13 // 1997

    A Regulatory Framework for a Policy of Sustainability: Lessons from the Neo-Liberal School

    In this paper targets, institutions and policy measures for describing and implementing sustainable development are evaluated in terms of their conformity with the economic framework of a market system.…

  3. ZEW Discussion Paper No. 97-11 // 1997

    Linking Weak and Strong Sustainability Indicators: The Case of Global Warming

    The aim of this paper is to describe and discuss the weak and strong sustainability approach of assessing climate change and to show reasonable applications, weaknesses, possible improvements and linkages of…

  4. ZEW Discussion Paper No. 97-10 // 1997

    Vertical Relations between Firms and Innovation: An Empirical Investigation of German Firms

    Joint ventures between firms as part of innovation projects can be seen as a strategy to deal with market failure and other insufficiencies of technology markets. It is the objective of this paper to examine…

  5. ZEW Discussion Paper No. 97-30 // 1997

    Exploring the Tail of Patented Invention Value Distributions

    We explore the tail of patented invention value distributions by using value estimates obtained directly from patent holders. The paper focuses on those full-term German patents of the application year 1977…

  6. ZEW Discussion Paper No. 97-29 // 1997

    Interpreting Estimation Results of Euler Equation Investment Models when Factor Markets are Imperfectly Competitive

    In this paper the standard Euler equation investment model with imperfectly competitive product markets is extended for imperfectly competitive structures on the factor markets: labour markets and markets for…

  7. ZEW Discussion Paper No. 97-27 // 1997

    Citation Frequency and the Value of Patented Innovation

    Through a survey, economic value estimates were obtained on 962 inventions made in the United States and Germany and on which German patent renewal fees were paid to full-term expiration in 1995. A search of…

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Kerstin Heres

Kerstin Heres

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