This study investigates risk factor disclosures, examining both the voluntary, incentive-based disclosure regime provided by the safe harbor provision of the Private Securities Litigation Reform Act as well as the SEC's subsequent mandate of these disclosures. Firms subject to greater litigation...

We study the SEC’s allocation of enforcement resources in the wake of a salient public scandal. We focus on the SEC’s investigations of option backdating in the wake of numerous media articles on the practice of backdating. We find that the SEC shifted its mix of investigations significantly...

Stoneridge is the latest in a series of recent Supreme Court decisions restricting securities class actions. It is also the latest in a series of Court decisions (Affiliated Ute, Basic, and Central Bank) using the reliance element of the Rule 10b-5 cause of action to expand or restrict the reach...

We study the role of attorneys as arbitrators in securities arbitration, using a dataset of 422 randomly selected arbitrators and their 6724 arbitration awards from 1992 to 2006. We find that arbitrators who also represent brokerage firms or brokers in other arbitrations award significantly less...

Using a sample of all companies named as defendants in securities class actions between July 1, 2005 and December 31, 2008, we study parallel suits relying on state corporate law arising out of the same allegations as the securities class actions. We test several ways that parallel suits may add...

In United States v. Newman the Second Circuit overturned the insider trading convictions of two hedge fund managers who received material nonpublic information from public companies via an extended tipping chain. The Newman court interpreted the Supreme Court's decision in Dirks v. SEC as...

The Supreme Court was presented with an opportunity to bring fundamental reform to securities class actions last term in Halliburton Co. v. Erica P. John Fund, Inc. The Court ducked that opportunity, passing the buck to Congress to undo the mess that the Court had created a quarter century prior...