Publikationen des Forschungsbereichs Innovationsökonomik und Unternehmensdynamik

  1. ZEW Discussion Paper Nr. 04-11 // 2004

    Concubinage or Marriage? Informal and Formal Cooperations for Innovation

    Based on a sample of German inovating firms that contains information on formal and informal innovation cooperation between customers and suppliers, we state that firms perceive informal cooperation as being…

  2. ZEW Discussion Paper Nr. 04-12 // 2004

    Export Behavior and Firm Productivity in German Manufacturing A Firm-level Analysis

    This paper analyses the relationship between firm productivity and export behavior in German manufacturing firms. We examine whether productivity increases the probability of exporting, and assert that there is…

  3. ZEW Discussion Paper Nr. 04-25 // 2004

    Ist der Subtraktionstest ein geeignetes Verfahren zur Ermittlung missbräuchlich überhöhter Netznutzungsentgelte?

    Die Arbeit untersucht den von der „Arbeitgruppe Netznutzung Strom der Kartellbehörden des Bundes und der Länder“ vorgeschlagenen Subtraktionstest, mit dessen Hilfe missbräuchlich überhöhte Netznutzungsentgelte…

  4. ZEW Discussion Paper Nr. 04-29 // 2004

    Returns to Private Equity – Idiosyncratic Risk Does Matter!

    Überarbeitete Version, ursprünglicher Titel: Underdiversification in Private Companies – Required Returns and Incentive Effects
    Owners of private companies often invest a substantial share of their net worth in…

  5. ZEW Discussion Paper Nr. 04-37 // 2004

    The Relationship between R&D Collaboration, Subsidies and Patenting Activity: Empirical Evidence from Finland and Germany

    This study focuses on the impact of innovation policies and R&D collaboration in Germany and Finland. We consider collaboration and subsidies as heterogeneous treatments, and perform an econometric matching to…

  6. ZEW Discussion Paper Nr. 04-38 // 2004

    On the Profitability of Innovative Assets

    Successful innovative activity is a major contribution to the intangible capital of firms. Although its importance is generally acknowledged, the contribution to companies’ profits is a priori unclear. We…

  7. ZEW Discussion Paper Nr. 04-65 // 2004

    Stepping In and Out of the International Market: Internationalisation of Technology-Oriented Firms in Germany and the UK

    For small high-tech firms international orientation is regarded as crucial for growth and long-term survival. Even newly founded technology based firms (NTBFs) are often internationally active shortly after…

  8. ZEW Discussion Paper Nr. 04-75 // 2004

    Capital Control, Debt Financing and Innovative Activity

    The present paper first discusses theoretically the different incentives of manager- versus owner-controlled firms for investment into innovative activity. In addition, the role of debt financing is analyzed.…