Research Interests: Mathematical economics, Market and mechanism design, Matching theory, Game theory, Innovation, Law and economics, Eminent domain, Patent policy, Agglomeration, Predictive cities, Economics of entry
Affiliations:
Harvard Business School (2009-2011, 2014-present),
Harvard Department of Economics (2009-2011, 2013-present),
Harvard Center of Mathematical Sciences and Applications (2015-present),
Harvard Center for Research on Computation and Society (2013-present),
National Bureau of Economic Research (2015-present),
Harvard Society of Fellows (2013-2017),
Harvard Program for Evolutionary Dynamics (2012-2016),
Oxford Martin School (2016),
Becker Friedman Institute for Research in Economics (2011-2013),
Human Capital and Economic Opportunity Working Group (2011-present),
Harvard Program for Research in Markets and Organizations (PRIMO) (2011),
Harvard EconCS Group (2009-2011),
John M. Olin Center for Law, Economics, and Business (2010-2011),
Harvard University Department of Economics (2009-2011),
Harvard Institute for Quantitative Social Science (2008-2011)
Grants and Fellowships:
Washington Center for Equitable Growth Grant: "Market Design Responses to Inequality" [with M. Akbarpour, P. Dworczak, and R. Jagadeesan] (2019-2021),
NSF Science of Science and Innovation Policy (SciSIP) Grant: "Assessing the Impact of Non-Practicing Entities on U.S. Innovation" [with L. Cohen and U. G. Gurun] (2015-present),
NSF Social and Economic Sciences (SES) Grant: "Preferences in Matching Market Design" (2015-present),
Star Family Challenge for Promising Scientific Research Grant: "Computer Vision-Automated Surveys for Urban Science and Economic Development" [with E. L. Glaeser, R. Hanna, B. Olken, and N. Naik] (2016-2017),
Radcliffe Exploratory Seminar Grant: "Predictive Cities: Leveraging New Data and Methods to Improve Urban Quality of Life" [with E. L. Glaeser, M. Luca, and M. B. Weiss] (2016-2017),
International Growth Centre Small Projects Grant [with E. L. Glaeser, R. Hanna, B. Olken, and N. Naik] (2015-2016),
NSF Interface between Computer Science and Economics & Social Sciences (ICES) Grant: "Understanding the Roles of Intermediaries in Matching Markets" [with E. Budish, A. Hortaçsu, and N. Immorlica] (2012-2016),
Oxford Martin School Visiting Fellowship (2016),
William F. Milton Fund Grant (2014-2015),
AMS-Simons Travel Grant (2011-2014),
Human Capital and Economic Opportunity/Institute for New Economic Thinking Research Grant [with J. Garlapati] (2012-2013),
Terence M. Considine Fellowship in Law and Economics (2010-2011),
Yahoo! Key Scientific Challenges Program Fellowship (2010-2011),
NSF Graduate Research Fellowship (2009-2011),
Harvard Real Estate Academic Initiative Faculty Grant [with E. G. Weyl] (2009-2011),
Harvard Institute for Quantitative Social Science Travel Grant (2010),
Danielan Fund Research and Travel Grant (2010),
National Defense Science & Engineering Graduate Fellowship (declined, 2009),
Harvard Institute for Quantitative Social Science Summer Research Scholars Program Fellowship (2008),
Harvard College Program for Research in Science and Engineering Program Assistant Fellowship (2008)
Awards:
Kavli Frontiers of Science Fellow (2015),
Case Centre Award [Knowledge, Information and Communication Systems Management Category] (2015),
Center for Excellence in Education Alumni Award for Outstanding Achievement in STEM and Business (2013),
Third Place in Romanian Institute of Science and Technology "Best PhD Thesis in Computational Game Theory" Competition (2011),
Yahoo! Key Scientific Challenges Program Selectee (2010),
AMS-MAA-SIAM Frank and Brennie Morgan Prize for Outstanding Research in Mathematics by an Undergraduate Student (2010),
George Caspar Homans Prize (2009)
Market Design Papers:
- An Economic Framework for Vaccine Prioritization [with M. Akbarpour ® E. Budish ® P. Dworczak]. (Working paper.)
- Market Design to Accelerate COVID-19 Vaccine Supply [with J. C. Castillo, A. Ahuja, S. Athey, A. Baker, E. Budish, T. Chipty, R. Glennerster, M. Kremer, G. Larson, J. Lee, C. Prendergast, C. M. Snyder, A. Tabarrok, B. J. Tan, and W. Więcek]. (Science 371(6534), (2021), pp. 1107-1109.)
- Preparing for a Pandemic: Accelerating Vaccine Availability [with A. Ahuja, S. Athey, A. Baker, E. Budish, J. C. Castillo, R. Glennerster, M. Kremer, J. Lee, C. Prendergast, C. M. Snyder, A. Tabarrok, B. J. Tan, and W. Więcek]. (AEA Papers and Proceedings 111, (2021), pp. 331-335.)
- Redistributive Allocation Mechanisms [with M. Akbarpour ® P. Dworczak]. (Working paper.)
- Redistribution through Markets [with P. Dworczak ® M. Akbarpour]. (Econometrica 89(4), (2021), pp. 1665-1698.) (Extended abstract, Proceedings of the 2018 ACM Conference on Economics and Computation, (2018), p. 611.) (Preprint.)
- Do you Know How Your Teams Get Work Done? [with A. Narayan, R. N. Murty, R. B. Das, S. Srinivasan, T. Khanna, and K. Hosanager]. (Harvard Business Review [Online], December 1, 2021.)
- How NFTs Create Value [with S. Kaczynski]. (Harvard Business Review [Online], November 10, 2021.)
- Paying It Backward and Forward:
Expanding Access to Convalescent Plasma Therapy Through
Market Design [with P. A. Pathak, T. Sönmez, and M. U. Ünver]. (Working paper.) (NBER working paper.)
- Investment Incentives in Near-Optimal Mechanisms [with M. Akbarpour, S. Li, and P. R. Milgrom]. (Working paper.)
- Markets for Crypto Tokens, and Security under Proof of Stake [with C. Catalini and R. Jagadeesan]. (Working paper.)
- Collusion in Brokered Markets [with J. W. Hatfield and R. Lowery]. (Working paper.)
- Respect for Improvements and Comparative Statics in Matching Markets. (Working paper.)
- Comparative Statics for Size-Dependent Discounts in Matching Markets [with D. Delacrétaz and A. Nichifor]. (Journal of Mathematical Economics 90, (2020), pp. 127-131.) (Preprint.)
- Size-Dependent Discounts for Matching Markets and Auctions [with D. Delacrétaz and A. Nichifor]. (Under revision.)
- Allocation for Social Good: Auditing Mechanisms for Utility Maximization [with T. Lundy, A. Wei, H. Fu, and K. Leyton-Brown]. (Proceedings of the 2019 ACM Conference on Economics and Computation, (2019), pp. 785-803.)
- Ridesharing with Driver Location Preferences [with D. Rheingans-Yoo, H. Ma, and D. C. Parkes]. (Proceedings of the Twenty-Eighth International Joint Conference on Artificial Intelligence, (2019), pp. 557-564.) (Preprint.)
- The Growing Problem of Patent Trolling [with L. Cohen and U. G. Gurun]. (Science 352(6285), (2016), pp. 521-522.) (Explanatory video.)
- Collusion in Markets with Syndication [with J. W. Hatfield, R. Lowery, and J. M. Barry]. (Journal of Political Economy 128(10), (2020), pp. 3779-3819.) (Preprint.)
- Bundling Incentives in (Many-to-Many) Matching with Contracts [with J. Ma]. (Working paper.)
- Auctioneers Sometimes Prefer Entry Fees to Extra Bidders [with J. Chen]. (Forthcoming, International Journal of Industrial Organization.)
- "Troll" Check? A Proposal for Administrative Review of Patent Litigation [with L. Cohen, J. M. Golden, and U. G. Gurun]. (Boston University Law Review 97(5), (2017), pp. 1775-1841.) (Online appendix.)
- Patent Trolls: Evidence from Targeted Firms [with L. Cohen and U. G. Gurun]. (Management Science 65(12), (2019), pp. 5461-5486.) (Preprint.) (Earlier NBER working paper.)
- Hidden Substitutes [with J. W. Hatfield]. (Working paper.) (Extended abstract, Proceedings of the 16th ACM Conference on Economics and Computation, (2015), p. 37.)
- Stability, Strategy-Proofness, and Cumulative Offer Mechanisms [with J. W. Hatfield and A. Westkamp]. (Review of Economic Studies 88(3), (2021), pp. 1457-1502.) (Extended abstract, Proceedings of the 2017 ACM Conference on Economics and Computation, (2017), pp. 673-674.) (Preprint.)
- Stable and Strategy-Proof Matching with Flexible Allotments [with J. W. Hatfield and A. Westkamp]. (American Economic Review Papers & Proceedings 107(5), (2017), pp. 214-219.) (Preprint.)
- Strategy-Proofness, Investment Efficiency, and Marginal Returns: An Equivalence [with J. W. Hatfield and F. Kojima]. (Working paper.) (Extended abstract, Proceedings of the 15th ACM Conference on Economics and Computation, (2014), p. 801.) (Presentation.)
- To Thine Own Self Be True? Incentive Problems in Personalized Law [with J. M. Barry and J. W. Hatfield]. (William & Mary Law Review 62(3), (2021), 723-790.) (Preprint.)
- Matching Mechanisms for Refugee Resettlement [with D. Delacrétaz and A. Teytelboym]. (Working paper.)
- Strategy-Proofness of Worker-Optimal Matching with Continuously Transferable Utility [with R. Jagadeesan and R. Rheingans-Yoo]. (Games and Economic Behavior [Lloyd Shapley Memorial Issue] 108, (2018), pp. 287-294.) (Preprint.)
- Lone Wolves in Competitive Equilibria [with R. Jagadeesan and R. Rheingans-Yoo]. (Social Choice and Welfare 55, (2020), pp. 215-228.) (Preprint.)
- Optimizing Reserves in School Choice: A Dynamic Programming Approach [with F. Wang and R. Jagadeesan]. (Operations Research Letters 47(5), (2019), pp. 438-446.) (Preprint.)
- Shielded Innovation [with L. Cohen and U. G. Gurun]. (Working paper.)
- On The Representativeness of Voter Turnout [with L. Kaplow]. (Working paper.) (NBER working paper.)
- Crowdsourcing City Government: Using Tournaments to Improve Inspection Accuracy [with E. L. Glaeser, A. Hillis, and M. Luca]. (American Economic Review Papers & Proceedings 106(5), (2016), pp. 114-118.) (NBER working paper.) (Preprint.)
- Design and Implementation of a Privacy Preserving Electronic Health Record Linkage Tool in Chicago [with A. N. Kho, J. P. Cashy, K. L. Jackson, A. R. Pah, S. Goel, J. Boehnke, J. E. Humphries, B. N. Hota, S. A. Sims, B. A. Malin, D. D. French, T. L. Walunas, D. O. Meltzer, E. O. Kaleba, R. Jones, and W. L. Galanter]. (Journal of the American Medical Informatics Association 22(5), (2015), pp. 1072-1080.)
- Costly Concessions: An Empirical Framework for Matching with Imperfectly Transferable Utility [with A. Galichon and S. Weber]. (Journal of Political Economy 127(6), (2019), pp. 2875-2925.) (Preprint.)
- Chain Stability in Trading Networks [with J. W. Hatfield, A. Nichifor, M. Ostrovsky, and A. Westkamp]. (Theoretical Economics 16(1), (2021), pp. 197-234.) (Extended abstract, Proceedings of the 2018 ACM Conference on Economics and Computation, (2018), pp. 617-618.) (Preprint.)
- Full Substitutability [with J. W. Hatfield, A. Nichifor, M. Ostrovsky, and A. Westkamp]. (Theoretical Economics 14(4), (2019), pp. 1535-1590.) (Extended abstract, Proceedings of the 16th ACM Conference on Economics and Computation, (2015), pp. 39-40.) (Preprint.)
- Investment Incentives in Labor Market Matching [with J. W. Hatfield and F. Kojima]. (American Economic Review Papers & Proceedings 104(5), (2014), pp. 436-441.) (Preprint.)
- Coasean Keep-Away: Voluntary Transaction Costs [with J. M. Barry and J. W. Hatfield]. (Working paper.)
- Shareholder Decisionmaking in the Presence of Empty Voting and Hidden Ownership [with J. M. Barry and J. W. Hatfield]. (Working paper.)
- Reserve Design: Unintended Consequences and The Demise of Boston's Walk Zones [with U. Dur, P. A. Pathak, and T. Sönmez]. (Journal of Political Economy 126(6), (2018), pp. 2457-2479.) (Preprint.) (Earlier NBER working paper.)
- Matching with Slot-Specific Priorities: Applications [with T. Sönmez]. (In preparation.)
- Matching with Slot-Specific Priorities: Theory [with T. Sönmez]. (Theoretical Economics 11(2), (2016), pp. 683-710.) (Extended abstract, Proceedings of the 14th ACM Conference on Electronic Commerce, (2013), pp. 603-604.) (Preprint.) (Earlier version entitled Designing for Diversity in Matching.)
- Taxation in Matching Markets [with A. Dupuy, A. Galichon, and S. Jaffe]. (International Economic Review 61(4), (2020), pp. 1591-1634.) (Preprint.)
- On Derivatives Markets and Social Welfare: A Theory of Empty Voting and Hidden Ownership [with J. M. Barry and J. W. Hatfield]. (Virginia Law Review 99(6), (2013), pp. 1103-1168.) (Online appendix.) (Preprint.)
- Holdout in the Assembly of Complements: A Problem for Market Design [with E. G. Weyl]. (American Economic Review Papers & Proceedings 102(3), (2012), pp. 360–365.) (Preprint.)
- Multilateral Matching [with J. W. Hatfield]. (Journal of Economic Theory [Special Issue on the Interface between Computer Science and Economic Theory] 156, (2015), pp. 175-206.) (Extended abstract, Proceedings of the 12th ACM Conference on Electronic Commerce, (2011), pp. 337-338.) (Preprint.)
- Corrigendum [with K. Bando, T. Hirai, and J. W. Hatfield]. (Journal of Economic Theory 184, (2019).)
(Preprint.)
- Stability and Competitive Equilibrium in Trading Networks [with J. W. Hatfield, A. Nichifor, M. Ostrovsky, and A. Westkamp]. (Journal of Political Economy 121(5), (2013), pp. 966-1005.) (Online appendix.) (Preprint.)
- Concordance among Holdouts [with E. G. Weyl]. (Working paper.) (Software [designed by W. Weingarten].) (Extended abstract, Proceedings of the 12th ACM Conference on Electronic Commerce, (2011), pp. 219-220.)
- Vacancies in Supply Chain Networks [with J. W. Hatfield]. (Economics Letters 119(3), (2013), pp. 354-357.) (Preprint.)
- To Groupon or Not to Groupon: The Profitability of Deep Discounts [with B. Edelman and S. Jaffe]. (Marketing Letters 27(1), (2016), pp. 39-53.) (Preprint.)
- On the Correspondence of Contracts to Salaries in (Many-to-Many) Matching. (Games and Economic Behavior 75(2), (2012), pp. 984-989.) (Preprint.)
- Matching in Networks with Bilateral Contracts [with J. W. Hatfield]. (American Economic Journal: Microeconomics 4(1), (2012), pp. 176–208.) (Extended abstract, Proceedings of the 11th ACM Conference on Electronic Commerce, (2010), pp. 119-120.) (Preprint.)
- Corrigendum [with J. W. Hatfield and R. Jagadeesan]. (American Economic Journal: Microeconomics 12(3), (2020), pp. 277-285.)
(Preprint.)
- Contract Design and Stability in Many-to-Many Matching [with J. W. Hatfield]. (Games and Economic Behavior [Special Issue in Honor of John O. Ledyard] 101, (2017), pp. 78-97.) (Preprint.)
- Testing Substitutability [with J. W. Hatfield and N. Immorlica]. (Games and Economic Behavior 75(2), (2012), pp. 639-645.) (Preprint.)
- Course Allocation by Proxy Auction [with M. Ruberry and J. Ullman]. (Short paper, Proceedings of the 6th Workshop on Internet & Network Economics, (2010), pp. 551-558.) (Full version.)
- Matching with Preferences over Colleagues Solves Classical Matching. (Games and Economic Behavior 68(2), (2010), pp. 773-780.) (Preprint.)
- Sticky Content and the Structure of the Commercial Web. (Working paper, NetEcon'09 version.)
- Convergence of Position Auctions under Myopic Best-Response Dynamics [with M. Cary, A. Das, B. Edelman, I. Giotis, K. Heimerl, A. R. Karlin, C. Mathieu, and M. Schwarz]. (ACM Transactions on Economics and Computation 2(3), (2014), #9.) (Preprint.) (Extends and subsumes Dynamic Position Auctions with Consumer Search.)
- Short Notes:
- Policy Comments:
- Enhancing Patent Quality: Screening out Low-Quality Patents and Trolling Litigation.
- Re: Advance Notice of Proposed Rulemaking: Human Subjects Research Protections: Enhancing Protections for Research Subjects and Reducing Burden, Delay, and Ambiguity for Investigators, Docket ID number HHS-OPHS–2011–0005 [with S. Vadhan, D. Abrams, M. Altman, C. Dwork, P. Kominers, H. R. Lewis, T. Moran, G. Rothblum, and J. Ullman].
- Comment on the NRMP's "Supplemental Offer and Acceptance Program" Proposed to Replace the Post-Match Scramble [with P. A. Coles, C. R. Featherstone, J. W. Hatfield, F. Kojima, M. Niederle, P. A. Pathak, and A. E. Roth].
- Surveys:
- Discovering Auctions: Contributions of Paul Milgrom and Robert Wilson [with A. Teytelboym ® S. Li ® M. Akbarpour ® P. Dworczak]. (Scandinavian Journal of Economics 123(4), (2021), pp. 709-750.) (Preprint.)
- Good Markets (Really Do) Make Good Neighbors. (ACM SIGecom Exchanges 16(2), (2018), pp. 12-26.) (Preprint.)
- An Invitation to Market Design [with A. Teytelboym and V. P. Crawford]. (Oxford Review of Economic Policy 33(4), (2017), pp. 541-571.) (Preprint.)
- Market Design In Developing-World Cities [with E. L. Glaeser]. (In preparation.)
- Empirical Evidence on the Behavior and Impact of Patent Trolls: A Survey [with L. Cohen and U. G. Gurun]. (Patent Assertion Entities and Competition Policy (ed. D. Daniel Sokol), Cambridge University Press, (2017), pp. 27-49.) (Preprint.)
- Stability and Competitive Equilibrium in Matching Markets with Transfers [with J. W. Hatfield]. (ACM SIGecom Exchanges 10(3), (2011), pp. 29-34.)
- Book Reviews:
- Letters:
Microeconomic Theory Papers:
- To Infinity and Beyond: Scaling Economic Theories via Logical Compactness [with Y. Gonczarowski and R. Shorrer]. (Working paper.)
- Repeated Extensive Form Games with Persistent Imperfect Information [with J. W. Hatfield and R. Lowery]. (In preparation.)
- Orienteering for Electioneering [with J. Kallenbach and R. Kleinberg]. (Operations Research Letters 46(2), (2018), pp. 205-210.) (Preprint.)
- Paying (for) Attention: The Impact of Information Processing Costs on Bayesian Inference [with X. Mu and A. Peysakhovich]. (Working paper.)
- A Theory of Intergenerational Mobility [with G. S. Becker, K. M. Murphy, and J. L. Spenkuch]. (Journal of Political Economy [Gary S. Becker Memorial Issue] 126(S1), (2018), pp. S7-S25.) (Preprint.)
- Delayed-Response Strategies in Repeated Games with Observation Lags [with D. Fudenberg and Y. Ishii]. (Journal of Economic Theory 150, (2014), pp. 487-514.) (Preprint.)
- Discrete Choice Cannot Generate Demand that is Additively Separable in Own Price [with S. Jaffe]. (Economics Letters 116(1), (2012), pp. 129-132.) (Preprint.)
- Information Can Wreck Cooperation: A Counterpoint to Kandori (1992) [with Y. Kamada]. (Economics Letters 107(2), (2010), pp. 112-114.) (Preprint.)
Econometrics and Machine Learning Papers:
Urban Economics and Informatics Papers:
- Smarter Parking: Using AI to Identify Parking Inefficiencies in Vancouver [with D. Graham, S. Kumar Sarraf, T. Lundy, A. MohammadMehr, S. Uppal, T. Yoon Lee, H. Zarkoob, and K. Leyton-Brown]. (Working paper.)
- Computer Vision Uncovers Predictors of Physical Urban Change [with N. Naik, R. Raskar, E. L. Glaeser, and C. A. Hidalgo]. (Proceedings of the National Academy of Sciences 114(29), (2017), pp. 7571-7576.) (Project website.) (Earlier NBER working paper.)
- Agglomerative Forces and Cluster Shapes [with W. R. Kerr]. (Review of Economics and Statistics 97(4), (2015), pp. 877-899.) (NBER working paper.) (Preprint.)
- Surveys:
Law and Economics Papers:
Collaborators:
David Abrams,
Mohammad Akbarpour,
Micah Altman,
Keisuke Bando,
Jordan M. Barry,
Gary S. Becker,
Jörn Boehnke,
Eric Budish,
Matthew Cary,
John P. Cashy,
Christian Catalini,
Jiafeng Chen,
Daniel Chiu,
Lauren Cohen,
Peter A. Coles,
Vincent P. Crawford,
Aparna Das,
David Delacrétaz,
Arnaud Dupuy,
Umut Dur,
Piotr Dworczak,
Cynthia Dwork,
Benjamin Edelman,
Clayton R. Featherstone,
Dustin D. French,
Hu Fu,
Drew Fudenberg,
William L. Galanter,
Alfred Galichon,
Jay Garlapati,
Ioannis Giotis,
Edward L. Glaeser,
Satyender Goel,
John M. Golden,
Yannai Gonczarowski,
Devon Graham,
Umit G. Gurun,
Rema Hanna,
John William Hatfield,
Kurtis Heimerl,
César A. Hidalgo,
Andrew Hillis,
Toshiyuki Hirai,
Bala N. Hota,
Ali Hortaçsu,
John Eric Humphries,
Nicole Immorlica,
Yuhta Ishii,
Kathryn L. Jackson,
Sonia Jaffe,
Ravi Jagadeesan,
Roderick Jones,
Erin O. Kaleba,
Jonah Kallenbach,
Yuichiro Kamada,
Louis Kaplow,
Anna R. Karlin,
William R. Kerr,
Abel N. Kho,
Robert Kleinberg,
Fuhito Kojima,
Paul M. Kominers,
Satish Kumar Sarraf,
Harry R. Lewis,
Kevin Leyton-Brown,
Shengwu Li,
Richard Lowery,
Michael Luca,
Taylor Lundy,
Hongyao Ma,
Jonathan Ma,
Brad A. Malin,
Claire Mathieu,
David O. Meltzer,
Paul R. Milgrom,
Ali MohammadMehr,
Tal Moran,
Xiaosheng Mu,
Kevin M. Murphy,
Nikhil Naik,
Alexandru Nichifor,
Muriel Niederle,
Benjamin Olken,
Michael Ostrovsky,
Adam R. Pah,
David C. Parkes,
Parag A. Pathak,
Alexander Peysakhovich,
Ramesh Raskar,
Duncan Rheingans-Yoo,
Ross Rheingans-Yoo,
Alvin E. Roth,
Guy Rothblum,
Mike Ruberry,
Michael Schwarz,
Ran Shorrer,
Shannon A. Sims,
Tayfun Sönmez,
Jörg L. Spenkuch,
Alexander Teytelboym,
Jonathan Ullman,
M. Utku Ünver,
Sara Uppal,
Salil Vadhan,
Theresa L. Walunas,
Franklyn Wang,
Alexander Wei,
William Weingarten,
Alexander Westkamp,
Simon Weber,
Mitchell B. Weiss,
E. Glen Weyl,
Tae Yoon Lee,
Hedayat Zarkoob