Research Papers

Published and Forthcoming Papers

"Hospital Choices, Hospital Prices and Financial Incentives to Physicians"
With Ariel Pakes. Forthcoming, American Economic Review. Also available as NBER Working Paper 19333.
Online appendices are here.
  • Coverage in London School of Economics USApp Blog

  • "Moment Inequalities and Their Application"
    With Ariel Pakes, Jack Porter and Joy Ishii. Forthcoming, Econometrica.
    Earlier and longer version is here.


    "The Industrial Organization of Health Care Markets"
    With Martin Gaynor and Robert J. Town. Forthcoming, Journal of Economic Literature. Also available as NBER Working Paper 19800.


    "Physician Payment Reform and Hospital Referrals"
    With Ariel Pakes. American Economic Review Papers and Proceedings, May 2014, 104(5): 200-205.


    "Let Them Have Choice: Gains from Shifting Away from Employer-Sponsored Health Insurance Towards an Individual Exchange"
    With Leemore Dafny and Mauricio Varela. American Economic Journal: Economic Policy, 2013, 5(1): 32-58. Also available as NBER Working Paper 15687.


    "The Use of Full-line Forcing Contracts in the Video Rental Industry"
    With Justin Ho and Julie Mortimer. American Economic Review, 2012, 102(2): 686-719. Also available as NBER Working Paper 14588.


    "Analyzing the Welfare Impacts of Full-line Forcing Contracts"
    With Justin Ho and Julie Mortimer. Journal of Industrial Economics, 2012, 60(3): 468-498. Also available as NBER Working Paper 16318.


    "Do Physician Incentives Affect Hospital Choice? A Progress Report"
    With Ariel Pakes. International Journal of Industrial Organization, 2011, 29: 317-322 (special issue for 37th EARIE Annual Conference).


    "Location and Competition in Retail Banking"
    With Joy Ishii. International Journal of Industrial Organization, 2011, 29(5): 537-546.
    Winner of Paul Geroski Award for best paper of the year, International Journal of Industrial Organization 2012.


    "An Individual Healthplan Exchange: Which Employees Would Benefit and Why?"
    With Leemore Dafny and Mauricio Varela. American Economic Review Papers and Proceedings, May 2010, 100: 485-498.


    "Insurer-Provider Networks in the Medical Care Market"
    American Economic Review, 2009, 99(1): 393-430.
    Winner of Arrow Award for best paper of the year, International Health Economics Association 2010.


    "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.
    Winner of 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"
    With David Cutler, Nancy Dean Beaulieu, George Isham, Tammie Lindquist, Andrew Nelson and Patrick O'Connor.
    Forum for Health Economics and Policy, 2007: Vol. 9: Iss. 1 (Frontiers in Health Policy Research).


    Working Papers

    "Insurer Competition and Negotiated Hospital Prices"
    With Robin Lee. 2013. Also available as NBER Working Paper 19401.


    "The Impact of Consumer Inattention on Insurer Pricing in the Medicare Part D Program"
    With Joe Hogan and Fiona Scott Morton. 2014.


    Research in Progress

    "The Price Effects of Hospital Mergers Across Markets"
    With Leemore Dafny and Robin Lee. 2014.