Publikationen des Forschungsbereichs Innovationsökonomik und Unternehmensdynamik

  1. ZEW Discussion Paper Nr. 23-044 // 2023

    Early Patent Disclosure and R&D Investment in Family Firms

    This paper shows that the American Inventor’s Protection Act, which introduced the disclosure of patent applications after 18 months, i.e. before a grant decision is taken and, hence, before it is known whether…

  2. Referierte Fachzeitschrift // 2023

    Timing is key: When does the market react to unionization efforts?

    We estimate short-term capital-market effects of unionization efforts at publicly-listed firms and their subsidiaries in the United States between 2011 and 2019. Our short-horizon event study reports significant…

  3. ZEW Discussion Paper Nr. 23-041 // 2023

    Mapping Employee Mobility and Employer Networks Using Professional Network Data

    The availability of social media data is growing and represents a new data source for economic research. This paper presents a detailed study on the use of data from a career-oriented social networking platform…

  4. Referierte Fachzeitschrift // 2023

    Nonparametric Instrumental Regression with Two-Way Fixed Effects

    This paper proposes a novel estimator for nonparametric instrumental regression while controlling for additive two-way fixed effects. In particular, the Landweber–Fridman regularization, to overcome the…

  5. Referierte Fachzeitschrift // 2023

    The Impact of the EU General Data Protection Regulation on Product Innovation in Firms

    In May 2018, a new regulation, the General Data Protection Regulation (GDPR), on data protection came in the European Union into force. It requires firms to update their data protection strategy and may…