1. ZEW Discussion Paper No. 07-018 // 2007

    Motives for Innovation Co-operation - Evidence from the Canadian Survey of Innovation

    In this paper we analyse the decision of firms in the Canadian manufacturing sector to co-operate on innovation projects. Our focus is on the motives behind this decision and the firm characteristics, both…

  2. Contributions to Edited Volumes and Conference Proceedings // 2007

    Das Solidarische Bürgergeld - Anmerkungen zur Studie von Michael Opielka und Wolfgang Strengmann-Kuhn

    Dieter Althaus - the Minister President of Thuringia - proposed a so-called unconditional basic income scheme. A study of Opielka/Strengmann-Kuhn (2006) on this proposal is analysed in this project.

  3. Refereed Journal // 2007

    Is there a difference? The performance characteristics of SRI equity indices

    This study analyses whether stock indices that represent socially responsible investments (SRI) exhibit a different performance compared to conventional benchmark indices. In contrast to other studies, the…

  4. ZEW Discussion Paper No. 07-016 // 2007

    Double Standards in Educational Standards - Are Disadvantaged Students Being Graded More Leniently?

    A simple model of decentralised graduation standards is presented. It is shown that a school whose students are disadvantaged on the labour market applies less demanding standards because such students have…

  5. ZEW Discussion Paper No. 07-017 // 2007

    Sinkende Bildungsrenditen durch Bildungsreformen? Evidenz aus Mikrozensus und SOEP

    Die Bildungsreformen der sechziger Jahre sollten das Bildungsniveau der Westdeutschen anheben. Die Analyse der Daten des Mikrozensus weist darauf hin, dass die durch die Bildungsreformen intendierte…

  6. ZEW Discussion Paper No. 07-015 // 2007

    Age-dependent Skill Formation and Returns to Education

    In this study, we try to connect the economic literature on human capital formation with findings from neurobiology and psychology on early childhood development and self-regulation. Our basic framework for…

  7. Refereed Journal // 2007

    Selbständigkeit in Europa 1991 - 2003: Empirische Evidenz mit Länderdaten

    The number of self-employed workers in Europe has been in decline since the 1990s. At the same time unemployment has decreased and GDP per capita increased. In this study we analyse macroeconomic causes of these…

  8. Discussion and Working Paper // 2007

    Regional Dimensions of Liability of Foreignness: Between a Rock and a Hard Place?

    In this paper we develop optimized localization strategies for multinational firms to overcome their liability of foreignness by adding a regional dimension. We explore conceptually whether economic stress in a…

  9. ZEW Discussion Paper No. 07-014 // 2007

    Seniority and Job Stability: A Quantile Regression Approach Using Matched Employer-Employee Data

    Job mobility and employment durations can be explained by different theoretical approaches, such as job matching or human capital theory or dual labor market approaches. These models may, however, apply to…