Managing Editor
- Journal of Finance (July, 2012-)
Editor
- Review of Financial Studies (2000-2003)
Associate Editor
- Review of Asset Pricing Studies (2011-)
- Journal of the Japanese and International Economies (1990-)
- Journal of Fixed Income (1991-)
- Journal of Computational Finance (1997-)
- Journal of Finance (2000-2003)
- Journal of Econometrics (1985-2000)
- Financial Analysts Journal (1998-2000)
- Econometrica (1987-1993)
- Review of Economic Studies (1986-1989)
- Review of Financial Studies (1987-90)
Other Activities
- Member, Consortium on Financial Systems and Poverty, 2010-
- President, Society for Financial Studies, 2011-12
- Research Associate, National Bureau of Economic Research, since 1982
- Vice-President, Society for Financial Studies, 2008-2011
- Board of Directors, American Finance Association, 1994-1997, 2004-2007
- Advisory Board, Graduate School of Industrial Administration, Carnegie Mellon University, 1992-1996, 1999, 2005 (Co-chair, 1999 and 2005)
- Vice-President, Western Finance Association, 1990-1993
- President, Western Finance Association, 1993-1994
- Editorial Board, American Economic Review, 1987-90
- Economics Panel, National Science Foundation, 1986-1988
- Various Program Committees for Summer Meetings of the Econometric Society, Winter Meetings of the Econometric Society, and Western Finance Association Meetings