1. Refereed Journal // 2023

    The digital layer: alternative data for regional and innovation studies

    The lack of large-scale data revealing the interactions among firms has constrained empirical studies. Utilizing relational web data has remained unexplored as a remedy for this data problem. We constructed a…

  2. Refereed Journal // 2023

    Reaching beyond the acquirer-target dyad in M&A – Linkages to external knowledge sources and target firm valuation

    Access to unique knowledge of a target firm is the strategic rationale for many firm acquisitions with the expectation of improving the acquirer's innovation performance. We argue that the acquisition price…

  3. ZEW Discussion Paper No. 23-013 // 2023

    Politicians’ Social Welfare Criteria – An Experiment With German Legislators

    Much economic analysis derives policy recommendations based on social welfare criteria intended to model the preferences of a policy maker. Yet, little is known about policy maker’s normative views in a way…

  4. ZEW Discussion Paper No. 23-012 // 2023

    Local Labor Markets as a Taxable Location Factor? Evidence From a Shock to Foreign Labor Supply

    This paper examines how municipal taxes respond to the local impact of a labor market shock. The analysis exploits a commuting policy that liberalized cross-border labor markets between Switzerland and the EU.…

  5. ZEW Discussion Paper No. 23-011 // 2023

    Firm Digitalisation and Mobility – Do Covid-19-Related Changes Persist?

    The Covid-19 pandemic has sparked hope that firm digitalisation will result in long-lasting reductions in mobility and related carbon emissions via the use of working from home and online services. In this…

  6. Discussion and Working Paper // 2023

    Public Procurement as an Innovation Policy: Where Do We Stand?

    Economics and innovation scholars have long recognized the potential of public procurement to trigger innovation. To what extent has this potential been realized so far? What can be done to improve the…

  7. Refereed Journal // 2023

    Innovation in hyperlink and social media networks: Comparing connection strategies of innovative companies in hyperlink and social media networks

    This paper seeks to unveil how (geospatial) connection strategies associated with business innovation, differ between geolocated social media and hyperlink company networks. Thereby, we provide a first step…

  8. Expertises // 2023

    The effectiveness and distributional consequences of excess profit taxes or windfall taxes in light of the Commission's recommendation to Member States

    This study analyses the design and functioning of windfall profit taxes for energy suppliers in the EU. Based on profit data from 2021, the estimated revenue gains from the solidarity contribution amount to 4.4…

  9. ZEW expert brief No. 23-02 // 2023

    Magnitudes and Capital Key Divergence of the Eurosystem’s PSPP/PEPP Purchases

    In this report we update the quantitative analysis of the PEPP and PSPP conduct and analyze whether reinvestments are actually made in accordance to these claims. In prior versions of our report, we have…

  10. ZEW-Finanzmarktreport // 2023

    März 2023

    • Unsicherheit an den Finanzmärkten belastet Konjunkturerwartungen
    • Eurozone: konjunkturelle Erwartungen trüben sich
    • USA: Kollaps der Silicon Valley Bank drückt Konjunkturerwartungen deutlich
    • China:…
  11. ZEW Monthly // 2023

    03/2023 – Gender Disparities

    From Equal Pay Day to International Women's Day, March is all about gender equality and women's rights. These symbolic days underline the importance of women for society and the economy: they often have to…