Published Papers

Practical Algorithms and Experimentally Validated Incentives for Equilibrium-based Fair Division (A-CEEI)

Coauthors: Ruiquan Gao, Abraham Othman, Aviad Rubinstein, and Qianfan Zhang
EC '23: Proceedings of the 24th ACM Conference on Economics and Computation, (2023): 337-368.
Al Roth’s Market Design Blog
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A Theory of Stock Exchange Competition and Innovation: Will the Market Fix the Market?

Coauthors: Robin Lee and John Shim
Journal of Political Economy, (2024): 132, no. 4, 1209-1246.
AEA/AFA Joint Luncheon Address, Will the Market Fix the Market?
Transcript, Will the Market Fix the Market?
Slides, Will the Market Fix the Market?
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An Economic Framework for Vaccine Prioritization

Coauthors: Mohammad Akbarpour, Piotr Dworczak, and Scott Duke Kominers
The Quarterly Journal of Economics, (2024): 139, no.1, 359-417.
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Primary-Market Auctions for Event Tickets: Eliminating the Rents of “Bob the Broker”?

Coauthors: Aditya Bhave
American Economic Journal: Microeconomics, (2023): 15, No. 1, 142-170.
Freakonomics Podcast, Why Is the Live-Event Ticket Market So Screwed Up?
Slides as PDF
FTC Keynote Talk, How to Fix the Market for Event Tickets
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Distributing a Billion Vaccines: COVAX Successes, Challenges, and Opportunities

Coauthors: Hannah Kettler, Scott Duke Kominers, Erik Osland, Canice Prendergast, and Andrew A Torkelson
Oxford Review of Economic Policy, (2022): 38, no. 4, 941-974.
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Can Market Participants Report their Preferences Accurately (Enough)?

Coauthors: Judd B Kessler
Management Science, (2022): 68, no. 2, 1107–1130.
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Quantifying the High-Frequency Trading “Arms Race”

Coauthors: Matteo Aquilina and Peter O'Neill
The Quarterly Journal of Economics, (2022): 137, no. 1, 493-564.
Winner -- WFA 2020 Two Sigma Award for Best Paper on Investment Management
Data and Code Appendix
Exchange Message Data Codebook
FCA Occasional Paper landing page with brief summary and links
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Market Design

Coauthors: Nikhil Agarwal
Handbook of Industrial Organization, 5, Issue 1, 2021, Pages 1-79.
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Preparing for a Pandemic: Accelerating Vaccine Availability

Coauthors: Amrita Ahuja, Susan Athey, Arthur Baker, Juan Camilo Castillo, Rachel Glennerster, Scott Duke Kominers, Michael Kremer, Jean Lee, Canice Prendergast, Christopher M Snyder, Alex Tabarrok, Brandon Joel Tan, and Witold Więcek
AEA Papers and Proceedings, (2021): 111, 331-335.
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Market Design to Accelerate Covid-19 Vaccine Supply

Coauthors: Juan Camilo Castillo, Amrita Ahuja, Susan Athey, Arthur Baker, Tasneem Chipty, Rachel Glennerster, Scott Duke Kominers, Michael Kremer, Greg Larson, Jean Lee, Canice Prendergast, Christopher M Snyder, Alex Tabarrok, Brandon Joel Tan, and Witold Więcek
Science, (2021): 68, no.2, 1107-1109.
Bigger Is Better When It Comes to Vaccine Production
How Can More Covid-19 Vaccines be Made Available?
Management Conference ’21: Perspectives on COVID-19
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An Improved Bound for the Shapley-Folkman Theorem

Coauthors: Philip J Reny
Journal of Mathematical Economics, (2020): 89, 48-52.
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Strategy-proofness in the Large

Coauthors: Eduardo M Azevedo
Review of Economic Studies, (2019): 86, no. 1, 81-116.
Seminar Slides (Nov 2012)
ACM EC Panel Discussion Slides (June 2018)
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Course Match: A Large-Scale Implementation of Approximate Competitive Equilibrium from Equal Incomes for Combinatorial Allocation

Coauthors: Gerard Cachon, Judd B Kessler, Abraham Othman
Operations Research, (2017): 65, no. 2, 314-336.
Wharton “Course Match” website
Cognomos
The Combinatorial Assignment Problem: Approximate Competitive Equilibrium from Equal Incomes
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Patents and Research Investments: Assessing the Empirical Evidence

Coauthors: Benjamin J Roin and Heidi Williams
American Economic Review: Papers & Proceedings, (2016): 106, no. 5, 183-187.
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The High-Frequency Trading Arms Race: Frequent Batch Auctions as a Market Design Response

Coauthors: Peter Cramton and John Shim
The Quarterly Journal of Economics, (2015): 130, no. 4, 1547-1621.
Winner- 2014 AQR Insight Award
Winner- 2015 Utah WFC Best Paper Award
SEC Chair White Speech
New York Attorney General Speech
Seminar Slides (Sept 2015)
Policy Audience Slides (FCA, Feb 2016)
AEA/AFA Joint Luncheon Address, Will the Market Fix the Market?
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Do Firms Underinvest in Long-Term Research? Evidence from Cancer Clinical Trials

Coauthors: Benjamin J Roin and Heidi Williams
American Economic Review, (2015): 105, no. 7, 2044-2085.
Winner- the Kauffman/iHEA Award for Health Care Entrepreneurship and Innovation Research
Winner- the Arrow Award for "best paper published in health economics" in 2015
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Implementation Details for Frequent Batch Auctions: Slowing Down Markets to the Blink of an Eye

Coauthors: Peter Cramton and John Shim
American Economic Review: Papers & Proceedings, (2014): 104, no. 5, 418-424.
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Designing Random Allocation Mechanisms: Theory and Applications

Coauthors: Yeon-Koo Che, Fuhito Kojima, and Paul Milgrom
American Economic Review, (2013): 103, no. 2, 585-623.
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Matching “Versus” Mechanism Design

ACM SIGecom Exchanges, (2012): 11, no. 2, 4-15.
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The Multi-Unit Assignment Problem: Theory and Evidence from Course Allocation at Harvard

Coauthors: Estelle Cantillon
American Economic Review, (2012): 102, no. 5, 2237-2271.
Slides, Jerusalem Summer School (Summer 2014)
Slides, Columbia Seminar (Nov 2009)
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The Combinatorial Assignment Problem: Approximate Competitive Equilibrium from Equal Incomes

Journal of Political Economy, (2011): 119, no. 6, 1061-1103.
Wikipedia entry: Course allocation
Wikipedia entry: Maximin share
Wharton “Course Match” website
Cognomos
Slides, Jerusalem Summer School (Summer 2014)
Job Market Talk Slides (Feb 2009)
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Finding Approximate Competitive Equilibria: Efficient and Fair Course Allocation

Coauthors: Abraham Othman and Tuomas Sandholm
Proc. of 9th Int. Conf. on Autonomous Agents and Multiagent Systems (AAMAS 2010), (2010): 1, 873-880.
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Buy Prices in Online Auctions: Irrationality on the Internet?

Coauthors: Lisa Takeyama
Economics Letters, (2001): 73, no. 3, 325-333.
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Working Papers

Trust at Scale: The Economic Limits of Cryptocurrencies and Blockchains

Quarterly Journal of Economics, Revise-and-Resubmit; Draft Updated July 2024.
Sources for Appendix C: 51% Attacks, Crypto Thefts and Crypto Collapses to Date
June 2018 version, NBER Working Paper No. 24717
Harvard Harris Lecture: The Economics of Cryptocurrencies (November 2022)
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Flow Trading

Coauthors: Peter Cramton, Albert S Kyle, Jeongmin Lee, and David Malec
American Economic Review, Revise-and-Resubmit.
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Blockchain Technology in Traditional Finance

Coauthors: Adi Sunderam
Sveriges Riksbank 7th Annual Macroprudential Conference, Latest Draft: March 2024.
Presentation at Sveriges Riksbank 7th Annual Macroprudential Conference (Aug 2023)
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The Economic Limits of Permissionless Consensus

Coauthors: Andrew Lewis-Pye, Tim Roughgarden
The Twenty-Fifth ACM Conference on Economics and Computation (EC' 24), forthcoming.
Draft available at arXiv:2405.09173
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Maximize Utility Subject to R ≤ 1: A Simple Price-Theory Approach to Covid-19 Lockdown and Reopening Policy

NBER Working Paper No. w28093. Latest Draft: November 2020.
April 2020 draft: “R<1 as an Economic Constraint: Can we 'Expand the Frontier' in the Fight Against Covid-19?"
Slides, May 2020
Slides, April 2020
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