1. ZEW Discussion Paper No. 21-028 // 2021

    Decoding China’s COVID-19 ‘Virus Exceptionalism’: Community-based Digital Contact Tracing in Wuhan

    During the COVID-19 pandemic, comprehensive, accurate, and timely digital contact tracing serves as a decisive measure in curbing viral transmission. Such a strategy integrates corporate innovation, government…

  2. Refereed Journal // 2021

    Innovation Indicators Based on Firm Websites: Which Website Characteristics Predict Firm-Level Innovation Activity?

    Web-based innovation indicators may provide new insights into firm-level innovation activities. However, little is known yet about the accuracy and relevance of web-based information for measuring innovation. In…

  3. ZEW Newsletter // 2021

    2021-03

    IN ENGLISH

    IN GERMAN

    1. News
    2. Press Releases
    3. Recent Publications
      • German Real Estate Finance Index (DIFI Report)
      • ZEW Discussion Papers
      • ZEWnews German Edition
      • ZEW policy brief
      • ZEW-Finanzmarktreport…
  4. Refereed Journal // 2021

    Income Redistribution and Self-Selection of Immigrants

    We analyze the effects of governmental redistribution on migration patterns, using registry data that includes almost the universe of Italian citizens living abroad. Since Italy takes a middle ground in terms of…

  5. Refereed Journal // 2021

    Does Online Search Improve the Match Quality of New Hires?

    This paper studies the effects of the high-speed internet expansion on the match quality of new hires. We combine data on internet availability at the local level with German individual register and vacancy…

  6. Refereed Journal // 2021

    The Ratchet Effect in Social Dilemmas

    In this paper, we investigate whether dynamic incentive schemes lead to a ratchet effect in a social dilemma. We test whether subjects strategically restrict their contribution levels at the beginning of a…

  7. Contributions to Edited Volumes and Conference Proceedings // 2021

    Zunehmende Marktmacht auch in Deutschland?