This article analyzes the manifold situations in which the efficient-market hypothesis (EMH) has influenced—or has failed to influence—federal securities regulation and state corporate law, and the prospective roles for the EMH in these contexts. In federal securities regulation, the EMH has...

Using a sample of all top management who were indicted for illegal insider trading in the United States for trades during the period 1989–2002, we explore the economic rationality of this white-collar crime. If this crime is an economically rational activity in the sense of Becker (1968),...