Using the staggered implementation of telehealth parity laws in the U.S. Healthcare industry, we find causal evidence that virtual competition affects U.S. hospitals' cost of capital through a credit risk channel. Financial statements indicate that rural hospitals lose patients to urban...

We find that common ownership leads VCs to stifle competition among startups, but only in limited circumstances. Our evidence is from pharmaceutical startups, where common ownership is widespread. We examine how a startup responds after seeing a competitor make progress on a related drug...

How does a firm’s market power in existing products affect its incentives to innovate? We explore this fundamental question using granular project-level and firm-level data from the pharmaceutical industry, focusing on a particular mechanism through which incumbent firms maintain their market...