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...

We examine the effect of price limits on futures contracts where there exist options contracts on those futures that have no price limits. We establish that when options are trading, the futures price implied by put-call parity provides an accurate prediction of the unconstrained futures price....

In the past decade, 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 investors...

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...