1. Refereed Journal // 2026

    Fueling Electrification: The Impact of Gas Prices on Hybrid Car Usage

    We use microlevel data on fuel consumption, mileage, and travel mode to study how plug-in hybrid drivers respond to fuel prices. When fuel prices rise, plug-in hybrids reduce fuel consumption more than gasoline…

  2. ZEW Discussion Paper No. 26-001 // 2026

    Low Barriers, High Stakes: Formal and Informal Diffusion of AI in the Workplace

    Artificial intelligence (AI) is diffusing rapidly in the workplace, yet aggregate productivity gains remain limited. This paper examines the dual diffusion of AI – through both formal, employer-led and informal,…

  3. #ZEWPodcast // 2026

    (Concise) Clickbait and Hate Speech in Online Media (in German language)

    Why are headlines becoming increasingly sensational – and how does this affect users? In the ZEW podcast, host Katrin Müller talks to economists Dr. Raphaela Andres (ZEW) and Lara Marie Berger (University of…

  4. ZEW Discussion Paper No. 26-003 // 2026

    Minimum Wages and Provision of Training

    We find a substantial and long-lasting positive effect of the introduction of regional minimum wages on training incidence and intensity. We apply a stacked difference-in-differences estimation to identify the…

  5. ZEW Discussion Paper No. 26-002 // 2026

    Rethinking Anti-Tax Avoidance Measures in the European Union

    This study examines the evolving landscape of anti-tax avoidance measures in the European Union (EU), focusing on the interplay between the Anti-Tax Avoidance Directive (ATAD), the EU Blacklist Code of Conduct…

  6. ZEW Discussion Paper No. 26-004 // 2026

    Taxonomy Talks, Credit Walks: The EU’s Climate Disclosure Framework and Bank Lending

    We study how mandatory climate-related disclosure affects bank lending using the phased introduction of the EU Taxonomy Regulation. Exploiting the staggered development and implementation of the regulation, we…

  7. Refereed Journal // 2026

    The effects of public procurement requirements and voluntary standards on environmental product innovation

    Public procurement requirements and voluntary standards are increasingly used to foster
    environmental product innovations. However, quantitative evidence on their individual and
    joint effects is absent, and their…

  8. #ZEWPodcast // 2026

    “Germany Must Not Squander Opportunities”

    The German economy has not grown since the coronavirus pandemic began. In their latest annual report, the German Council of Economic Experts therefore calls for prospects to be created for tomorrow, while at the…

  9. #ZEWPodcast // 2026

    (Concise) “We Have Missed Out on Some Developments” (in German language)

    The German economy has not grown since the coronavirus pandemic began. In their latest annual report, the German Council of Economic Experts therefore calls for prospects to be created for tomorrow, while at the…