1. Refereed Journal // 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…

  2. Refereed Journal // 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…

  3. Refereed Journal // 2023

    Early Patent Disclosure and R&D Investment in Family Firms

    This paper shows that the American Inventor's Protection Act, which introduced the disclosure of patent applications after 18 months, that is, before a grant decision is taken and, hence, before it is known…

  4. Refereed Journal // 2023

    Elites and health infrastructure improvements in industrializing regimes

    We examine the political economy factors behind rising public health infrastructure investments in industrializing regimes. To this end, we compile information on more than 5,000 Prussian politicians, digitize…

  5. Refereed Journal // 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…

  6. Refereed Journal // 2023

    Conditional macroeconomic survey forecasts: Revisions and errors

    Using data from the European Central Bank's Survey of Professional Forecasters and ECB/Eurosystem staff projections, we analyze the role of ex-ante conditioning variables for macroeconomic forecasts. In…

  7. Refereed Journal // 2023

    Estimating pass-through rates for the 2022 tax reduction on fuel prices in Germany

    We analyze the effectiveness of the German tax reduction on fuel prices (‘Tankrabatt’) that was introduced for three months, starting on 1 June 2022. We use the synthetic difference-in-differences estimator to…

  8. Refereed Journal // 2023

    E-commerce, delivery drones and their impact on cities

    E-commerce has gained importance over the last years and the COVID-19 pandemic has further strengthened this development. With the increasing opportunities that novel transport technologies, amongst them cargo…