1. Refereed Journal // 2021

    Money Also Is Sunny in a Retiree’s World

    This paper assesses the impact of financial incentives on working after retirement. The empirical analysis is based on a large administrative individual career data set that includes information about 2% of all…

  2. Refereed Journal // 2021

    Do political links influence water prices? Determinants of water prices in Germany

    We explain water prices in Germany by analyzing demand and cost drivers, governance structures and political links to local politicians. First, we find evidence for economies of scope between supply and…

  3. Refereed Journal // 2021

    Do Pay-As-Bid Auctions Favor Collusion? Evidence from Germany's market for reserve power

    We analyze a drastic price increase in the German auction market for reserve power that did not appear to be driven by increased costs. Studying the market structure and bidding strategies using micro-level…

  4. Refereed Journal // 2021

    Election Cycles in European Public Procurement

    We study the existence of election cycles in public procurement in the European Union. Along the procurement process, we separately analyze contract notices, contract awards, and project completions. We point…