**Economics (see all):**

- 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.) - 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.)
- Collusion in Brokered Markets [with J. W. Hatfield and R. Lowery]. (Working paper.)
- 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.) - 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 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.) - 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.) - 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.) - 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.) - To Infinity and Beyond: Scaling Economic Theories via Logical Compactness [with Y. Gonczarowski and R. Shorrer]. (Working paper.)
- The Growing Problem of Patent Trolling [with L. Cohen and U. G. Gurun]. (
*Science***352**(6285), (2016), pp. 521-522.) (Explanatory video.) - 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.) - 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.) - 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: 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.) - 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.) - 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.) - 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.) - Testing Substitutability [with J. W. Hatfield and N. Immorlica]. (
*Games and Economic Behavior***75**(2), (2012), pp. 639-645.) (Preprint.) - Matching with Preferences over Colleagues Solves Classical Matching. (
*Games and Economic Behavior***68**(2), (2010), pp. 773-780.) (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.)

**Mathematics (see all):**

- Weighted Generating Functions and Configuration Results for Type II Lattices and Codes. (Undergraduate thesis, (2009).) (Awarded the Thomas Temple Hoopes Prize.)
- Configurations of Extremal Type II Codes via Harmonic Weight Enumerators [with N. D. Elkies]. (
*Journal de Theorie des Nombres de Bordeaux***31**(3), (2019), pp. 679-688.) (Preprint.) - Weighted Generating Functions for Type II Lattices and Codes [with N. D. Elkies]. (
*Quadratic and Higher Degree Forms*(ed. Krishnaswami Alladi, Manjul Bhargava, David Savitt, and Pham Huu Tiep),*Developments in Mathematics***31**, Springer, (2013), pp. 63-108.) (Preprint.) - Refined Configuration Results for Extremal Type II Lattices of Ranks 40 and 80 [with N. D. Elkies]. (
*Proceedings of the American Mathematical Society***138**(1), (2010), pp. 105-108.) (Preprint.) - On the Classification of Type II Codes of Length 24 [with N. D. Elkies]. (
*SIAM Journal on Discrete Mathematics***23**(4), (2010), pp. 2173-2177.) (Preprint.) - Further Improvements of Lower Bounds for the Least Common Multiples of Arithmetic Progressions [with S. Hong]. (
*Proceedings of the American Mathematical Society***138**(3), (2010), pp. 809-813.) (Preprint.) - Configurations of Extremal Even Unimodular Lattices. (
*International Journal of Number Theory***5**(3), (2009), pp. 457-464.) (Preprint.)

**Musicology (see all):**

- Leonard Bernstein's Doodles: Reading Outside the Lines at the Library of Congress. (
*Journal of the Society for American Music***3**(1), (2009), pp. 26-33. (As an appendix to Leonard Bernstein's Jewish Boston: Cross-Disciplinary Research in the Classroom by Carol J. Oja and Kay Kaufman Shelemay.)) (Originally presented as "Leonard Bernstein's Doodles: Grasping Genius Through Graphology" at*Leonard Bernstein, Boston to Broadway: Concerts and Symposia at Harvard University*, October 14, 2006.)

**Current Affiliations:**
Harvard Business School,
Harvard Department of Economics,
Harvard Center of Mathematical Sciences and Applications,
Harvard Center for Research on Computation and Society,
National Bureau of Economic Research,
Human Capital and Economic Opportunity Working Group

**Selected Awards:**
Star Family Prize for Excellence in Advising (2016),
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),
Thomas Temple Hoopes Prize (2009),
First Place American Mathematical Society Karl Menger Prize (2005)