Publications of the Research Unit Labour Markets and Social Insurance

  1. Refereed Journal // forthcoming

    Analyse der Einkommens- und Beschäftigungswirkungen einer Einführung des CDU-Konzepts der „Aktiv-Rente“

    Im September 2023 stellte die CDU das Konzept der „Aktiv-Rente“ vor. Die Idee dahinter ist, den Arbeitsverdienst von Rentnerinnen und Rentnern, die neben
    dem Bezug einer gesetzlichen Rente eine bezahlte…

  2. Refereed Journal // forthcoming

    Cut Off from New Competition: Threat of Entry and Quality of Primary Care

    We study how the threat of entry affects service quantity and quality of general practitioners (GPs). We leverage Germany’s needs-based primary care planning system, in which the likelihood of new GPs reduces by…

  3. Refereed Journal // 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…

  4. Refereed Journal // 2025

    Computers as Stepping Stones? Technological Change and Equality of Labor Market Opportunities

    This  paper  analyzes  whether  technological  change  improves  equality  of  labormarket opportunities by increasing the returns to skills relative to the returns toparental background.  We find that in…

  5. Refereed Journal // 2024

    Reversing fortunes of German regions, 1926–2019: Boon and bane of early industrialization?

    This paper shows that nineteenth-century industrialization is an essential determinant of the pronounced changes in economic prosperity across German regions over the last 100 years. Using novel data on economic…

  6. Refereed Journal // 2024

    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…

  7. ZEW Discussion Paper No. 24-076 // 2024

    Access, Achievements, and Aspirations: The Impacts of School Tracking on Student Outcomes

    Though the use of tracking policies to stratify students is commonplace, evidence concerning the effects of ability-based tracking on student performance is mixed. Using rich data from the Hungarian secondary…