Well-established economic principles show that regulated monopolies may have an incentive to act discriminatorily against rivals of their unregulated affiliates. This paper discusses some recent empirical evidence regarding discrimination in telecommunications. Specifically, it surveys anecdotal...

Because of its unique institutional and regulatory features, the generic drug industry provides a useful laboratory for understanding how competition evolves. We exploit these features to estimate a system of structural relationships in this industry, including the relationship between price and...

This paper demonstrates how, by introducing a generic version of its previously patented product, a branded firm can influence the equilibrium in the generic segment of the market for the product. This in turn can increase the firm's profits from selling the branded version. We then use...

This paper demonstrates how, by introducing a generic version of its previously-patented product, a branded firm can influence the equilibrium in the generic segment of the market for the product. This in turn can increase the firm’s profits from selling the branded version. We then use...

In the last few years, many of the world's largest financial exchanges have converted from mutual, not-for-profit organizations to publicly-traded, for-profit firms. In most cases, these exchanges have substantial responsibilities with respect to enforcing various regulations that protect...

This paper addresses the strategic commitment value of various price and nonprice vertical contracts. Assuming contract offers are sufficiently public to have strategic importance, we focus on commitment as a necessary and separable condition to be met. The analysis has two components. First,...

Trading by commodity index traders (CITs) has become an important aspect of financial markets over the past 10 years. We develop an equilibrium model of trader behavior that relates uninformed CIT trading to futures prices. The model predicts that CIT trading reduces the cost of hedging. We test...

Some of the world’s largest futures exchanges impose daily limits on the price movements of individual contracts. Using data from three of the most active US commodity futures contracts, we show that these price restrictions are largely ineffective because traders are able to take similar...