In my testimony to the Senate Judiciary Committee, I explained the benefits of legislation addressing anticompetitive conduct that brand-name drug companies have employed: sample denials, pay-for-delay settlements, citizen petitions, product hopping, and patent thickets. By increasing generic...

One of the most heated discussions in economics in recent years has concerned the relationship between market structure and innovation. After a half-century of debate and innumerable studies, the consensus is that there is no clear answer to the question. On a concrete level, the uncertainty...