1. Referierte Fachzeitschrift // forthcoming

    Pandemic Effects: Do Innovation Activities of Firms Suffer from Long-COVID?

    The COVID-19 pandemic exogenously hit many economies early 2020. Exploiting treatment heterogeneity, we use a conditional difference-in-differences design to causally identify how COVID-19 impacted firms'…

  2. Referierte Fachzeitschrift // forthcoming

    Birth Cohort Size Variation and the Estimation of Class Size Effects

    We show that in school systems with grade retention or redshirting birth cohort size is negatively related to the grade-level share of students who are too old for their grade. This compositional effect gives…

  3. Beiträge in Sammel- und Tagungsbänden // forthcoming

    Bewertungskriterien von Fördersystemen aus ökonomischer Sicht

  4. ZEW policy brief Nr. 24-08 // 2024

    How to Make Evaluations of EU Cohesion Policy More Credible

    The EU’s Cohesion Policy (CP) intends to promote European economic, social, and territorial cohesion. The policy occupies about a third of the EU budget and it is the most evaluated of all EU policies. With the…

  5. ZEW Discussion Paper Nr. 24-042 // 2024

    Cohesion Policy and the Principle of Subsidiarity – A Legal Analysis

    This report addresses the legal aspects of how the EU’s Cohesion Policy has changed over the past decade, exploring the legal argumentation behind its transformation. Cohesion Policy used to be understood as a…

  6. ZEW Discussion Paper Nr. 24-041 // 2024

    The Importance of EU Cohesion Policy for Economic Growth and Convergence

    This chapter discusses factors that contributed to different economic dynamics across European regions and the prevailing disparities. The impact of EU Cohesion Policy in reducing disparities is studied based on…