Selection of recent papers

The Economics of Networks

• “Direct and Indirect Knowledge Spillovers: The 'Social Network' of Open Source Software,” forthcoming 2011 (with Chaim Fershtman), RAND Journal of Economics.
• “A Brief Survey of the Economics of Open Source Software,” 2011, In Blume, L., and S. Durlauf eds., The New Palgrave Dictionary of Economics, Palgrave Macmillan.
• “Network Security: Vulnerabilities and Disclosure Policy,” 2010 (with Jay Pil Choi and Chaim Fershtman), Journal of Industrial Economics, 58: 868-894.
• “The Social Network within a Management Recruiting Firm: Network Structure and Output,” forthcoming 2009 (with Charles King and Marshall Van Alstyne), Review of Network Economics, vol. 8, no. 4, Article 2.
• “Open Source Software: Motivation and Restrictive Licensing,” 2007, (with Chaim Fershtman) Journal of International Economics and Economic Policy, 4: 209-225.
• “An Introduction to Key Themes in the Economics of Cyber-Security,” in "Encyclopedia of Cyber Warfare and CyberTerrorism," edited by Lech J. Janczewski & Andrew M. Colarik, copyright 2006, Idea Group Inc., www.idea-group.com.  Posted by permission of the publisher.
• “The Dynamics of Competition in the Internet Search Engine Market,” 2001, International Journal of Industrial Organization, 19:1103-1117.
• “Adoptions and Orphans in the Early Microcomputer Market,” 1999 (with Shane Greenstein and David Salant), Journal of Industrial Economics, XLVII: 87-106.

 The Economics of Compatibility & Standardization

• “Indirect Network Effects and Adoption Externalities,” 2008, (with Jeffrey Church and David Krause), Review of Network Economics, 7: 325-346
• “The Effect of Native Language on Internet Usage,” 2006, International Journal of the Sociology of Language, 182:25-40.
• “Network Effects -- Empirical Studies,” 2006, In Blume, L., and S. Durlauf eds., The New Palgrave Dictionary of Economics, 2^nd edition, Palgrave Macmillan.
• “Platform Competition in Telecommunications,” (with Jeffrey Church), 2005, pps. 117-153, in The Handbook of Telecommunications Volume 2 edited by M. Cave, S. Majumdar, and I. Vogelsang.
• “Surviving a Standards War: Lessons Learned from The Life and Death of DIVX” 2004, pps. 1-14 in Advances in the Economics of Information Systems, Kerem Tomak editor, Idea Group Inc.
• “The DVD vs. DIVX Standard War: Network Effects and Empirical Evidence of Preannouncement Effects,” 2003 (with David Dranove), Journal of Economics and Management Strategy, 12: 363-386. 
• “Standards in Wireless Telephone Networks”, 2003 (with David Salant and Leonard Waverman), Telecommunications Policy” 27:325-332.
• “Compatibility, Standardization, & Network Effects: Some Policy Implications,” 2002, Oxford Review of Economic Policy, 18:80-91.
•  “The Dynamics of Technological Adoption in Hardware/Software Systems: The Case of Compact Disc Players,” 2000, (with Michael Kende and Rafael Rob), RAND Journal of Economics, 31: 43-61.
• "Systems Competition, Vertical Merger, and Foreclosure," 2000, (with Jeffrey Church), Journal of Economics and Management Strategy, 9:25-51.

Health Economics

• “Obesity and Price Sensitivity at the Supermarket,” (with Anastasia Shabelansky) forthcoming 2010, Forum for Health Economics & Policy. 

International Trade

• “Technology, Trade, and Adjustment to Immigration in Israel,” 2004, (with Gordon Hanson & Matt Slaughter), European Economic Review, 48: 403-428
• “Standardization Policy and International Trade,” 2001, (with Oz Sy), Journal of International Economics, 53: 363-383.
• “Quantifying the Trade Impact of Compatibility Standards and Barriers: An Industrial Organization Perspective,” 2001, in Quantifying the Impact of Technical Barriers to Trade (pps. 137-153), Keith Maskus and John Wilson editors, The University of Michigan Press.
• “Estimating the Effect of Tax Reform in Differentiated Product Oligopolistic Markets,” 1999, (with Chaim Fershtman and Sarit Markovich), Journal of Public Economics, 74:151-170.
• “The Effect of the Arab Boycott on Israel: The Automobile Market,” 1998, (with Chaim Fershtman), the RAND Journal of Economics, 29: 193-214.

Intellectual Property

• “Intellectual Property and Standardization Committee Participation in the U.S. Modem Industry,” 2006, (with Nataly Gantman and David Genesove), pps. 208-230 in "Standards and Public Policy," Shane Greenstein and Victor Stango editors, Cambridge University Press.
• “Software Patent Citations: A Consistent Weighted Ranking,” 2006 (with Chaim Fershtman), pps. 11-29 in "Industrial Organization and the Digital Economy," Gerhard Illing and Martin Peitz editors, MIT Press.

Interdisciplinary Research

• “A Consistent Weighted Ranking Scheme with an Application to NCAA College Football Rankings,” (with Itay Fainmesser and Chaim Fershtman), forthcoming 2009, Journal of Sports Economics.
•  “Personal Value Priorities of Economists,” 2006, (with Sonia Roccas, Lilach Sagiv, and Amy Wrzesniewski), Human Relations, 58: 1227-1252