Research

• Quality Competition and Mltiple Equilibria working paper, January 2009.


• Competitive Effects of Vertical Integration Handbook of Antitrust Economics, Paolo Buccirossi (ed.), MIT Press, 2008.


• Low-Income Demand for Local Telephone Service: Effects of Lineline and Linkup (with Daniel Ackerberg, Greg Rosston and Brad Wimmer). Working Paper, March 2008.


• Price-Increasing Competition (with Yongmin Chen). RAND Journal of Economics, Winter 2008.


• Price and Variety in the Spokes Model (with Yongmin Chen). The Economic Journal (Vol. 117, Issue 522, July 2007).


• Vertical Integration, Exclusive Dealing, and Ex Post Cartelization (with Yongmin Chen). RAND Journal of Economics (Vol. 38, Spring 2007).


• Product Improvement and Technological Tying in a Winner-Take-All Market (with Richard Gilbert). Journal of Industrial Economics (Vol. 55, No. 1, March 2007).


• Benchmarking for Productivity Improvement: A Health Care Application (with Daniel Ackerberg and Matilde Machado), International Economic Review (Vol. 47, No. 1, February 2006).


• Capital Markets Constrain Industry Scale (with Eslyn Jean-Baptiste). Working Paper, September 2003.


• Notes on Competitive Local Exchange Service Prepared for A Conference on Designing Russia's Telecommunications Regulatory Reforms: Theory and International Experience, Moscow, June 27-28, 2003.


• How Do Capital Markets Influence Product Market Competition? Written version of keynote presentation to inaugural International Industrial Organization Conference, Boston, April 4-5, 2003.


• Universal Residential Telephone Service Handbook of Telecommunications Economics (Cave, Majumdar and Vogelsang, Editors), Elsevier Science, 2002.


• Health Insurance, Moral Hazard, and Managed Care (with Ching-to Albert Ma), Journal of Economics & Management Strategy, 11 (1), Spring 2002, 81-107.


• Dynamics of Price Regulation (with Gary Biglaiser). RAND Journal of Economics, Winter 2000.


• Predatory Pricing: Strategic Theory and Legal Policy (with Patrick Bolton and Joseph Brodley). The Georgetown Law Journal, 2000, Vol. 88, 2239-2330.


• Predatory Pricing: Response to Critique and Further Elaboration (with Patrick Bolton and Joseph Brodley). The Georgetown Law Journal, 2000, Vol. 89, 2495-2529.


• An Economist's Perspective on Universal Residential Telephone Service In The Internet Upheaval: Raising Questions, Seeking Answers in Communications Policy, Ingo Vogelsang and Benjamin M. Compaine, Eds. (MIT Press, 2000).