This paper explores the adoption choice of electronic medical records by U.S hospitals, which could exhibit strategic complements or substitutes. I find complementarities in adoption through a reduced-form analysis with instruments for the unobserved market characteristics. I further develop a...

This paper seeks to understand the incentives of affiliated hospitals in choosing health information technology (IT) vendors. By adopting a system popular in the local market, hospitals may benefit from complementarities but also worry about losing patients. If benefits outweigh the competitive...

This study examines how industry peers share information when they are engaged in tacit collusion. We develop a model of firms' information sharing and production decisions and use it to establish that firms engaged in tacit collusion are more likely to share information when current market...

This paper summarizes four stylized facts about the prescription drug markets after patent expiration during the 80s: (i) generic firms entered the market at different points of time after patent expiration and they seldom exited; (ii) the brand-name price remained much higher than generic prices,...

The introduction of a new product generation forces incumbents in network industries to rebuild their installed base to maintain an advantage over potential entrants. We study if backward compatibility can help moderate this process of rebuilding an installed base. Using a structural model of...

Individuals who are unaware of the price do not derive more enjoyment from more expensive wine. In a sample of more than 6,000 blind tastings, we find that the correlation between price and overall rating is small and negative, suggesting that individuals on average enjoy more expensive wines...

Although mobile payments are increasingly used in some countries, they have not been adopted widely in the United States so far, despite their potential to add value for consumers and streamline the payments system. After describing a few countries’ experiences, we analyze the prospects for...

Clustering of IPO underwriting spreads at 7% poses two important puzzles: Is the market for U.S. equity underwriting services anti-competitive and why do equity underwriters invest in reputation-building? This study resolves both puzzles. Modeling endogeneity of firm-underwriter choice using a...

Persistent and significant privately-held stockpiles of crude oil have long been an important empirical regularity in the United States. Such stockpiles would not rationally be held in a traditional Hotelling-style model. How then can the existence of these inventories be explained? In the...