Research Papers

Published and Forthcoming Papers

"Insurer-Provider Networks in the Medical Care Market"
American Economic Review, 2009, 99(1): 393-430.


"Barriers to Entry of a Vertically Integrated Health Insurer: An Analysis of Welfare and Entry Costs"
Journal of Economics and Management Strategy, 2009, 18(2): 487-545.


"The Welfare Effects of Restricted Hospital Choice in the US Medical Care Market"
Journal of Applied Econometrics, 2006, 21(7): 1039-1079.
Awarded Richard Stone Prize in Applied Econometrics 2006-2007. Also available as NBER Working Paper 11819.


"The Business Case for Diabetes Disease Management for Managed Care Organizations"
Forum for Health Economics and Policy, 2007: Vol. 9: Iss. 1 (Frontiers in Health Policy Research) (with David Cutler, Nancy Dean Beaulieu, George Isham, Tammie Lindquist, Andrew Nelson and Patrick O'Connor)


Working Papers

"Moment Inequalities and Their Application"
(with Ariel Pakes, Jack Porter and Joy Ishii), 2006 (revise and resubmit, Econometrica).


"Welfare Effects of Full-line Forcing Contracts in the Video Rental Industry"
(with Justin Ho and Julie Holland Mortimer), 2008 (revise and resubmit, American Economic Review).


"Supply Side Effects of Government Service Provision: Evidence from Community Water Fluoridation"
(with Matthew Neidell), 2009 (submitted).


"Location and Competition in Retail Banking"
(with Joy Ishii), 2009 (submitted).


Research in Progress

"Demand and Contracting in Hospital and Health Insurer Markets"
(with Ariel Pakes), 2009.


"Welfare Consequences of Health Plan Choice by Employers rather than Employees"
(with Leemore Dafny), 2009.