When lower prices are available only to consumers who search, firms can price discriminate based on search. We study local German electricity retail markets in which nonsearching consumers pay the incumbent’s…
Germany’s 2019 Digital Healthcare Act (Digitale-Versorgung-Gesetz, or DVG) created a number of opportunities for the digital transformation of the healthcare delivery system. Key among these was the…
We estimate short-term capital-market effects of unionization efforts at publicly-listed firms and their subsidiaries in the United States between 2011 and 2019. Our short-horizon event study reports significant…
We study multi-category housing allocation problems: A set of objects, which is sorted into categories of equal size, has to be allocated to a set of individuals, such that everyone obtains exactly one object…
This paper proposes a novel estimator for nonparametric instrumental regression while controlling for additive two-way fixed effects. In particular, the Landweber–Fridman regularization, to overcome the…
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…
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…