1. Gutachten // 2023

    Neue Energiebedarfe digitaler Technologien: Untersuchung von Schlüsseltechnologien für die zukünftige Entwicklung des IKT-bedingten Energiebedarfs

    Die schnell voranschreitende Digitalisierung bietet als Enabler enorme Chancen für mehr Energieeffizienz und die Integration von Erneuerbaren Energien – und damit für Klimaschutz und Nachhaltigkeit. Gleichzeitig…

  2. Referierte Fachzeitschrift // 2023

    Can self-set goals encourage resource conservation? Field experimental evidence from a smartphone app

    This study leverages a large RCT to examine the potential of goal-setting nudges to encourage resource conservation at scale. We randomize a feature that allows subjects to set themselves energy consumption…

  3. Referierte Fachzeitschrift // 2023

    Clustered Bids in First-Price Auctions: Collusion or Competition?

    Clustering of the two most competitive bids in first-price auctions can be indicative of collusive behavior. However, it can also reflect non-cooperative strategies under complete information. I propose a simple…

  4. Referierte Fachzeitschrift // 2023

    The Impact of the EU General Data Protection Regulation on Product Innovation in Firms

    In May 2018, a new regulation, the General Data Protection Regulation (GDPR), on data protection came in the European Union into force. It requires firms to update their data protection strategy and may…

  5. ZEW policy brief Nr. 23-10 // 2023

    Does the European Union need another Green Bond Standard?

    On February 28, 2023, the European Union (EU) reached a political agreement on a future regulation of green bonds, the European Green Bond Standard (EU GBS). Last Friday, the European Parliament officially…

  6. ZEW Discussion Paper Nr. 23-037 // 2023

    The Value of a Loss: The Impact of Restricting Tax Loss Transfers

    We study the economic consequences of anti-loss trafficking rules, which disallow the use of loss carry-forwards as tax shield after a substantial ownership change. We use staggered changes to anti-loss…

  7. Referierte Fachzeitschrift // 2023

    Quantifying subjective uncertainty in survey expectations

    An increasing number of household and firm surveys ask for subjective probabilities that the inflation rate falls into various outcome ranges. We provide a new measure of the uncertainty implicit in such…

  8. ZEW Discussion Paper Nr. 23-038 // 2023

    The Benefits of Auctioneer Competition: Merging Auctions and Adding Auctioneers

    In a lab experiment, we analyze the benefits of increasing competition on auction platforms hosting multiple auctioneers of a homogeneous good. We find that increasing competition by merging separated individual…

  9. ZEW-Kurzexpertise Nr. 23-04 // 2023

    Die ermäßigte Mehrwertsteuer in der Gastronomie

    Die Anwendung des ermäßigten Mehrwertsteuersatzes auf Restaurant-Dienstleistungen wird nach jetzigem Rechtsstand zum Jahresende auslaufen. Diese Ausnahme war 2020 als vorübergehende steuerpolitische Hilfe für…

  10. Discussion und Working Paper // 2023

    Households' probabilistic inflation expectations in high-inflation regimes

    Central bank surveys frequently elicit households’ probabilistic beliefs about future inflation. The responses provide only a coarse picture of inflation beliefs further away from zero. Using data from the…

  11. Discussion und Working Paper // 2023

    Testing for differences in survey-based density forecasts: A compositional data approach

    We propose to treat survey-based density expectations as compositional data when testing either for heterogeneity in density forecasts across different groups of agents or for changes over time. Monte Carlo…