1. Discussion and Working Paper // 2001

    Environmental Taxation and Induced Structural Change in an Open Economy: The Role of Market Structure (mit C. Böhringer und H.Welsch), German Economic Review 9 (1), 17-40

    The economic effects of environmental taxes depend on the market structure. Under imperfect competition with free entry and exit, environmental taxes have an impact on economies of scale by changing the number…

  2. ZEW Discussion Paper No. 01-46 // 2001

    Employment Changes in Environmentally Innovative Firms

    This paper analyses the determinants of employment reactions induced by environmental innovations. On the basis of the parameter estimates of the Multinomial Logit and of several Multinomial Probit Models, we…

  3. Refereed Journal // 2001

    Beyond the Toledo Agreement: The International Impact of the Spanish Pension Reform

    The paper examines the intergenerational impact of the Spanish public pension system after the 1997 Pension Reform Act. Within a Generational Accounting framework, we find that the new legal setting could…

  4. ZEW Discussion Paper No. 01-64 // 2001

    Job Shopping after Vocational Training? An Empirical Analysis of the Transition from Apprenticeship Training to Work

    This econometric study deals with the question as to what extent apprentices after successfully completing their training stay with the firm where they have received their training and, if so, how long that job…

  5. ZEW Discussion Paper No. 01-61 // 2001

    Die Evolution der bundesdeutschen Forschungs- und Technologiepolitik: Rückblick und Bestandsaufnahme

    We consider the development of German federal research and technology (R&T) policies since the 1960s and sketch the evolution of today’s highly differentiated and complex set of policy instruments. Advances…

  6. ZEW Discussion Paper No. 01-41 // 2001

    Sources of German Unemployment: Evidence from a Structural VAR Model

    This paper analyzes the dynamic effects of different macroeconomic shocks on unemployment in Germany. In a first step, a cointegration analysis of productiv- ity, prices, real wages, employment, and the…

  7. ZEW Discussion Paper No. 01-37 // 2001

    The Economics of Crime: Investigating the Drugs-Crime Channel

    The rising trends both in drug addiction and crime rates are of major public concern in Germany. Surprisingly, the economic theory of crime seems to ignore the drugs-crime nexus, whereas the criminological…

  8. ZEW Discussion Paper No. 01-36 // 2001

    Wage Rigidities in Western Germany?

    This paper investigates whether and in what sense the west German wage structure has been ‘rigid’ in the 1990s. To test the hypothesis that a rigid wage structure has been responsible for rising low-skilled…

  9. ZEW Discussion Paper No. 01-22 // 2001

    A Simple Game-theoretic Framework for studying R&D expenditures and R&D Cooperation

    This paper derives a three stage Cournot duopoly game for research collaboration, research expenditures and product market competition. The amount of knowledge firms can absorb is made dependent on their own…