ZEW Discussion Papers

Mit diesen Beiträgen, die überwiegend in Englisch verfasst sind, beteiligen sich die Forscher/innen des ZEW an wissenschaftlichen Fachdebatten. Die Publikationen enthalten vorläufige Beiträge, die zur Veröffentlichung in Fachzeitschriften vorgesehen sind. Die Discussion Papers können ab 1.1.1998 als pdf-Datei abgerufen werden. Sie richten sich an nationale und internationale Zielgruppen.

  1. ZEW Discussion Paper Nr. 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…

  2. ZEW Discussion Paper Nr. 26-040 // 2026

    The Cost of Fairness in Electricity Markets

    European policymakers argue that bidding zones with uniform prices ensure fairness in electricity markets. Since the outcome of such a fair spot market is often infeasible due to network constraints, a second…

  3. ZEW Discussion Paper Nr. 26-039 // 2026

    Competing Against Stereotypes: Stereotyped Beliefs and Willingness to Compete

    Career choice, earnings, and other key economic outcomes have been linked to gender differences in willingness to compete. This paper examines how gender stereotypes shape these differences. We conduct a…

  4. ZEW Discussion Paper Nr. 26-038 // 2026

    Injunction Frameworks and the Licensing of Standard-Essential Patents

    We develop a licensing-litigation model to analyze how different injunction frameworks affect bargaining behavior, equilibrium royalties, and litigation out comes in standard-essential patent (SEP) disputes.…

  5. ZEW Discussion Paper Nr. 26-037 // 2026

    Market Creation Without Market Authority: Ex-Ante Evidence from European Emissions Trading

    By extending carbon pricing to buildings and road transport through ETS2, the European Union is undertaking a major policy experiment in market creation. ETS2 overlaps national emissions budgets and technology…

  6. ZEW Discussion Paper Nr. 26-036 // 2026

    Critical Peak Rebates for Residential Gas: Effectiveness and Selection During the European Energy Crisis

    The abrupt shortage of natural gas imports during the 2022/2023 energy crisis following Russia’s war against Ukraine forced European countries to rapidly cut consumption. In response, governments and energy…

  7. ZEW Discussion Paper Nr. 26-035 // 2026

    When Facts Fail: Experimental Evidence on Perceptions and Preferences toward Chinese Investments in Germany

    Can correcting large misperceptions about foreign economic exposure change preferences over economic integration? We study this question in a high-stakes setting, Chinese direct investment in Germany, with a…

  8. ZEW Discussion Paper Nr. 26-034 // 2026

    From Lion Rock to Locked Gates: The Decline of Upward Mobility in Hong Kong

    Using Hong Kong census data from 1976 to 2021, this paper provides the first comprehensive analysis of absolute intergenerational mobility (AIM) in a transitioning Asian economy. We introduce two innovations:…

  9. ZEW Discussion Paper Nr. 26-033 // 2026

    Staying for Discovery, Monetizing Elsewhere: Platform Governance and Complementor Bypassing

    Digital platforms govern not only how ecosystem value is created, but also how complementors capture it. In this paper, we study how content creators respond when a dominant platform restricts monetization while…