Electronic copy available at: http://ssrn.com/abstract=1574102 • Corresponding author, School of Business, University of Otago, P. O. Box 56, Dunedin: david.lont@otago.ac.nz. The authors are Professor of Management, Graduate School of Management, University of California, Davis; Associate Professor of Accounting, School of Business, University of Otago; and Assistant Professor of Accounting & Control, INSEAD, respectively. We thank J. Birt, G. Boyle, J. Grundfest, B. Sidhu, and T. Smith, and an anonymous journal reviewer for their useful comments. Earlier versions have been presented at the Australian Graduate School of Management, the 10 th Annual New Zealand Finance Colloquium, and the 2006 Accounting & Finance Association of Australia and New Zealand (AFAANZ) Annual Conference. All errors and omissions are ours. Enforcement and Disclosure Under Regulation FD: An Empirical Analysis By Paul A. Griffin David H. Lont * Benjamin Segal August 11, 2010 Comments Welcome