Papers

Equilibrium Prices in the presence of Delegated Portfolio Management , Journal of Financial Economics, forthcoming (with Domenico Cuoco).
The High Volume Return Premium: Cross-Country Evidence , Journal of Financial Economics, forthcoming (with Arzu Ozoguz and Laura Starks).

Mutual Fund Portfolio Choice in the Presence of Dynamic Flows , Mathematical Finance, 2010, 20 (2), 187-227 (with Julien Hugonnier).

Price drift as an outcome of differences in higher order beliefs , Review of Financial Studies, 2009, 22, 3707-3734 (with Snehal Banerjee and Ilan Kremer).

Individual Investor Trading and Stock Returns, 2008, Journal of Finance, 63 (1), 273-310 (with Gideon Saar and Sheridan Titman).

Technological Innovation and Real Investment Booms and Busts, , 2007, Journal of Financial Economics, 85(3), 735-754 (with Peter DeMarzo and Ilan Kremer).

Efficient Computation of Hedging Parameters for Discretely Exercisable Options, Operations Research ,2008, 56(4), 811-826 (with Stathis Tompaidis and Alex Zemlianov). (Lead Article)

Relative Wealth Concerns and Financial Bubbles, Review of Financial Studies, 2008, 21(1), 19-50 (with Peter DeMarzo and Ilan Kremer).

Tax Management Strategies with Multiple Risky Assets, 2006, Journal of Financial Economics, 80(2), 243-291(with Michael Gallmeyer and Stathis Tompaidis). (Lead Article)

So What Orders Do Informed Traders Use? , 2006, Journal of Business, 79(4), 1867-1913 (with Hong Liu).

Diversification as a Public Good: Community Effects in Portfolio Choice, 2004, Journal of Finance, 59(4), 1677-1715 (with Peter DeMarzo and Ilan Kremer).

Leaning for the Tape: Evidence of Gaming Behavior In Equity Mutual Mutual Funds, 2002, Journal of Finance, 57(2), 661-693 (with Mark Carhart, David Musto and Adam Reed).

The High-Volume Return Premium, 2001, Journal of Finance, 56(3), 877-920 (with Simon Gervais and Dan Mingelgrin).

Competitive Optimal Online Leasing, 1999, Algorithmica, 25 (1), 116-140 (with R. El-Yaniv and N. Linial).

Why Do Institutional Investors Chase Return Trends? (with Aydogan Alti and Uzi Yoeli).
This version: April 2008 (under revision for 2nd round re-submission to the Journal of Financial Intermediation).

Individual Investor Trading and Return Patterns around Earnings Announcements (with Shuming Liu, Gideon Saar and Sheridan Titman).
This version: October 2010 (under revision 2nd round review at the Journal of Finance)
A Delegated Lucas-Tree (with Peter Kondor).
This version: November 2010 (under revision for 2nd round re-submission to the Review of Financial Studies)
Putting Your Money Where Your Mouth Is: The Effect of Commitment and Competition on Mutual Fund Allocations (with Stathis Tompaidis and Ti Zhou), in progress.