ZEW Discussion Papers

Researchers at the ZEW participate in scientific debates by publishing their papers. The papers are predominantly in English (marked). For the German papers an English abstract is available. The contributions are intended for a final publication in special interest titles. The discussion papers can be downloaded as PDF or PostScript files starting from 1.1.1998. They aimed at national and international target groups.

  1. ZEW Discussion Paper No. 26-049 // 2026

    Active Labor Market Policy for Unemployed Youths

    This paper evaluates a large-scale French program (PACEA) providing intensive job-search assistance and placement into training to unemployed youths. Guided by a job-search and matching model, we combine…

  2. ZEW Discussion Paper No. 26-048 // 2026

    Quantifying Undetected Severe Misconduct in Medical Research

    Scientific misconduct in the medical and health sciences remains a major concern for practitioners, patients, scientists, and funders. Even as retractions of fraudulent articles have increased sharply in recent…

  3. ZEW Discussion Paper No. 26-047 // 2026

    Intellectual Property Rights and Value-Based Pricing

    Patents let pharmaceutical firms price new therapeutics largely free from competitive constraint. Outside the U.S., value-based pricing (VBP) ties market access and price to evidence of therapeutic benefit or…

  4. ZEW Discussion Paper No. 26-046 // 2026

    AI Adoption by Firms: Insights from the Literature and the German Innovation Survey

    This paper provides an overview of evidence on firms’ adoption of Artificial Intelligence (AI). We revisit the main conceptual drivers of AI uptake discussed in the literature and summarize global trends in AI…

  5. ZEW Discussion Paper No. 26-045 // 2026

    Entry Motivations Shape Preferences for Social Protection Among Platform Workers

    We study platform workers' preferences for social protection — in the form of sick pay and paid annual leave — distinguishing between workers who entered platform work out of economic necessity (the "pushed")…

  6. ZEW Discussion Paper No. 26-044 // 2026

    The ZEW Mannheim Enterprise Panel for the Analysis of Longitudinal Business Dynamism (MUP–LBD)

    The ZEW Mannheim Enterprise Panel for the Analysis of Longitudinal Business Dynamism (MUP–LBD) is a comprehensive micro database of businesses observed in Germany, covering the period 2000–2023 and comprising…

  7. ZEW Discussion Paper No. 26-043 // 2026

    Relating Corporate Sustainability Engagement with Environmental Quality: Empirical Evidence from India Using WebAI and Earth Observation Data

    Environmental pollution remains a critical challenge in developing countries. This paper thus investigates the relationship between corporate sustainability engagement and the environmental conditions of the…

  8. ZEW Discussion Paper No. 26-042 // 2026

    Free to Roam, Hard to Tax? The Tax Implications of Digital Nomad Visas in the EU

    A growing number of countries have introduced Digital Nomad Visas (DNVs) to accommodate the rise of location-independent remote work, often paired with tax incentives. Using simulation analysis, this paper…

  9. ZEW Discussion Paper No. 26-041 // 2026

    Why Don’t Donors Deduct? Social Norms and the Limits of Tax Incentives

    Many donors leave tax benefits unclaimed even when doing so requires minimal effort and yields meaningful financial rewards. Findings from our representative survey point to confusion about how to deduct…