1. ZEW Discussion Paper No. 23-016 // 2023

    Impacts of Ownership Changes on Emissions and Industrial Production: Evidence From Europe

    Firm ownership is a major determinant for the economic performance of firms, and emissions of pollutants are often by-products of industrial production. We investigate the impact of ownership on pollutant…

  2. Refereed Journal // 2023

    Immigrant religious practices and criminality: The case of Ramadan

    Ramadan has attracted negative publicity and criticism in Western countries with large Muslim immigrant populations. Are these attitudes justified? Does the behavior of Muslim immigrants negatively affect host…

  3. ZEW Discussion Paper No. 23-015 // 2023

    Intended and Unintended Knowledge Spillovers in Innovation

    Firms can use different sources of external knowledge for developing and implementing innovations. Some knowledge is provided deliberately by the source and constitutes intended knowledge spillovers, e.g.,…

  4. ZEW Discussion Paper No. 23-014 // 2023

    Pandemic Effects: Do Innovation Activities of Firms Suffer From Long-Covid?

    The COVID-19 pandemic has affected firms in many economies. Exploiting treatment heterogeneity, we use a difference-in-differences design to causally identify the shortrun impact of COVID-19 on innovation…

  5. Refereed Journal // 2023

    From participants to citizens? Democratic voting rights and naturalisation behaviour

    This paper examines the causal effect of the possibility to vote on foreigners’ propensity to naturalise – a key indicator of successful integration. Based on Swedish administrative data and an institutional…

  6. 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…

  7. 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…

  8. 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…

  9. 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.…

  10. 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…

  11. 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…