Publications of the Research Unit Digital Economy

  1. Discussion and Working Paper // 2025

    Survey: One Year into the COVID-19 Crisis – Views of the Self-employed

    In spring 2021, DIW Berlin, ZEW Mannheim, and the University of Trier conducted an online survey among self-employed persons to collect data about the situation of the self-employed in Germany one year after the…

  2. Non-Refereed Journal // 2025

    BMDS nimmt Fahrt auf

  3. ZEW-Branchenreport Informationswirtschaft // 2025

    1. Quartal 2025

    • Langzeittief in der Informationswirtschaft
    • Unternehmen versichern sich gegen Cyberattacken
  4. ZEW Monthly // 2025

    04/2025 – Work in the Digital Age

    The digital transformation is opening up new ways of working, collaborating and shaping the future – whether through remote work, AI-supported processes or virtual teams. This offers opportunities for more…

  5. Refereed Journal // 2025

    Patentability Requirements and the Direction of Innovation

    We model a duopolistic game where firms first choose the direction of their innovation, then invest in the chosen direction, and finally, compete in the product market. Investments occur either in overlapping or…