1. Referierte Fachzeitschrift // 2025

    The integration of migrants in the German labour market: evidence over 50 years

    Germany has become the second-most important destination for migrants worldwide. Using all waves from the microcensus, we study their labour market integration over the last 50 years and highlight differences to…

  2. Referierte Fachzeitschrift // 2025

    Non-Standard Choice in Matching Markets

    We explore the possibility of designing matching mechanisms that can accommodate non-standard choice behavior. We pin down the necessary and sufficient conditions on participants’ choice behavior for the…

  3. Referierte Fachzeitschrift // 2025

    Lock-In Effects in Online Labor Markets

    Online platforms that implement reputation mechanisms typically prevent the transfer of ratings to other platforms, leading to lock-in effects and high switching costs for users. Platforms are able to capitalize…

  4. Referierte Fachzeitschrift // 2025

    German Long-Term Health Insurance: Theory Meets Evidence

    German long-term health insurance (GLTHI) represents the largest market for private long-term health insurance contracts in the world. We show that GLTHI’s contract design coincides with the optimal dynamic…

  5. Referierte Fachzeitschrift // 2025

    Digital Technology Adoption and Changes in Energy Intensity in Manufacturing Firms

    Information and communication technologies (ICT) are generally believed to have significant potential to reduce energy intensity. In contrast to previous empirical studies, which have relied on aggregated data,…

  6. Referierte Fachzeitschrift // 2025

    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…