1. Contributions to Edited Volumes and Conference Proceedings // forthcoming

    Measuring Democracy

  2. ZEW Discussion Paper No. 26-020 // 2026

    The Differential Economic Effects of Private Universities in Urban and Rural Regions

    We investigate whether the local economic effects of niche university actors depend on regional context. Focusing on private university campuses in Germany, we exploit their staggered foundation between 1990 and…

  3. ZEW Discussion Paper No. 26-018 // 2026

    Additional Award Criteria in Public Procurement Tenders and Firms’ Innovation Performance Heterogeneity

    Public procurement is widely regarded as an important instrument to foster innovation. We examine how additional award criteria beyond price relate to firms’ realized innovation performance by combining…

  4. ZEW Discussion Paper No. 26-019 // 2026

    Identifying Circular Public Procurement with Large Language Models: An Application to Firm-Level Circular Innovation

    Policy makers increasingly recognize circular public procurement as a demand-pull instrument for stimulating the transition to a circular economy. However, empirical studies on circular public procurement have…

  5. ZEW-Finanzmarktreport // 2026

    Mai 2026

    • Erwartungen erholen sich, strukturelle Risiken  bleiben bestehen
    • Eurozone: Konjunkturstimmung verbessert sich
    • USA: Diplomatische Bemühungen spiegeln sich in den Erwartungen wider
    • China: Erholung der Konjunktur- und…
  6. #ZEWPodcast // 2026

    30.000 Euro Earnings Losses For Mothers

    For many mothers, having children leads to a significant drop in income. In the latest episode of the ZEW podcast “Wirklich Wirtschaft,” Dr Lukas Riedel from ZEW's “Inequality and Distribution Policy” research…

  7. #ZEWPodcast // 2026

    (Concise) Why Are Inflation Expectations Rising?

    Inflation expectations for the eurozone are rising significantly: financial market experts forecast a median inflation rate of 2.7 per cent for 2026 – well above the European Central Bank’s inflation target. In…

  8. ZEW Monthly // 2026

    04/2026 – Climate Policy and Competition

    Climate policy is increasingly caught between ambitious emission targets and international competitiveness. Rising energy prices, new carbon pricing regimes and industrial policy interventions raise the question…

  9. #ZEWPodcast // 2026

    (Concise) 12 O'Clock Fuel Regulation: 6 Cent Higher Margin

    The war in Iran has now been going on for over two months — and since then, fuel prices have risen sharply in Germany as well. As part of the fuel measures package, it was stipulated that, as of April 1, gas…