Research Areas
Corporate Governance, FinTech, Financial Institutions, Hedge Funds
Education
- Ph.D. in Economics, Columbia University, New York, 2013
- M.A. in Statistics, Columbia University, New York, 2008
- M.S. in Architecture and Urban Design, Columbia University, New York, 2005
- Bachelor of Architecture, Tongji University, Shanghai, 2004
Published and Accepted Papers
“Cryptocurrency Pump-and-Dump Schemes,” with Donghwa Shin and Baolian Wang, Journal of Financial and Quantitative Analysis, forthcoming
- Coverage: Columbia Law School Blue Sky Blog, Morning Brew, WIRED, Yahoo Finance
“Variable Deposit Betas and Bank Interest Rate Risk Exposure,” with Mustafa Emin and Christopher James, Journal of Financial Intermediation 62, 101147, April 2025.
“A Review of DAO Governance: Recent Literature and Emerging Trends” (survey article), with Jungsuk Han and Jongsub Lee, Journal of Corporate Finance 91, 102734, April 2025 (Special Issue on Blockchain-Based Finance).
“Corporate Governance Meets Data and Technology” (survey article), with Wei Jiang, Foundations and Trends in Finance 14(2), 61-136, August 2024.
“Shareholder Monitoring Through Voting: New Evidence from Proxy Contests,” with Alon Brav, Wei Jiang, and James Pinnington, Review of Financial Studies 37(2), 591-638, February 2024.
- Aberdeen Standard Investments Best Paper Prize (ECGI), 2020
- Featured in the SEC’s Proposed Amendments to Proxy Rules for Proxy Voting Advice (2019)
“Social Networks and Hedge Fund Activism,” with Ellen Yazhou He, Review of Finance 26(5), 1267-1308, September 2022.
“The Wisdom of Crowds in FinTech: Evidence from Initial Coin Offerings,” with Jongsub Lee and Donghwa Shin, Review of Corporate Finance Studies 11(1), 1-46, February 2022 (Editor’s Choice).
- Best Paper Award, 2018 NH Investment & Securities CAFM Conference
- Coverage: Duke Law School FinReg Blog, Investopedia, RCFS Paper Spotlight
“The Long Rise and Quick Fall of Appraisal Arbitrage,” with Wei Jiang and Randall Thomas, Boston University Law Review 100(6), 2133-2177, December 2020.
- Reprinted in Corporate Practice Commentator. Ed. Robert B. Thompson. Thomson Reuters, Vol. 63, No. 3, November 2021.
- Coverage: Harvard Law School Forum on Corporate Governance
“Investor Ideology,” with Patrick Bolton, Enrichetta Ravina, and Howard Rosenthal, Journal of Financial Economics 137(2), 320-352, August 2020.
- Jensen Prize for Corporate Finance and Organizations, Journal of Financial Economics Best Paper Contest, Second Place, 2020
- Aberdeen Standard Investments Best Paper Prize (ECGI), 2019
- Featured in the SEC’s Proposed Amendments to Proxy Rules for Proxy Voting Advice (2019)
- Data on investors’ ideal points and proposal midpoints are available upon request
“The Value of Access to Rail Transit in a Congested City: Evidence from Housing Prices in Beijing,” Real Estate Economics 48(2), 556-598, Summer 2020.
“Seeking Out Non-Public Information: Sell-Side Analysts and the Freedom of Information Act,” with April Klein and Bobo Zhang, The Accounting Review 95(1), 233-257, January 2020.
“Influencing Control: Jawboning in Risk Arbitrage,” with Wei Jiang and Danqing Mei, Journal of Finance 73(6), 2635-2675, December 2018.
- Best Paper Award, 2015 FMA Consortium on Activist Investors, Corporate Governance and Hedge Funds
- Finalist, 2016 Crowell Memorial Prize, PanAgora Asset Management
“Outsourcing Corporate Governance: Conflicts of Interest Within the Proxy Advisory Industry,” Management Science 64(6), 2951-2971, June 2018.
“Appraisal: Shareholder Remedy or Litigation Arbitrage?” with Wei Jiang, Danqing Mei, and Randall Thomas, Journal of Law and Economics 59(3), 697-729, August 2016.
- Coverage: Financial Times, New York Times, New York Times, Bloomberg, Financial Times
Other Academic Publications
“Consumer Behavior and Food Prices during the COVID-19 Pandemic: Evidence from Chinese Cities,” with Elaine Bixuan Yang and Frank Asche, Economic Inquiry 60(3), 1437-1460, July 2022.
“Activist M&A Arbitrage in Acquirers,” with Wei Jiang and Danqing Mei (2018), Finance Research Letters 29, 156-161, June 2019.
Working Papers
“State-Controlled Mutual Funds,” with Siyang Li, Xiaoyan Zhang, and Yite Zhu (2025).
- Presentations: China Financial Research Conference, PBC-UIBE Academic Forum
“Carbon Offsets: Decarbonization or Transition-Washing?” with Sehoon Kim and Yanbin Wu (2024). Revise and Resubmit, Journal of Finance
- Presentations: WFA 2025, SFS Cavalcade NA 2025, FIRS 2025, European Finance Association, Cambridge Conference on Alternative Finance, Clemson ESG and Policy Research Conference, Midwest Finance Association 2025
- Best Paper Award, Summer Finance Roundtable 2024
- Coverage: Columbia Law School Blue Sky Blog, ECGI Blog, The Conversation
“Re(call) of Duty: Mutual Fund Securities Lending and Proxy Voting,” with Qifei Zhu (2023). Presentations: WFA 2025, SFS Cavalcade NA, FIRS 2025, Recent Advances in Mutual and Hedge Fund Research (ESMT & Humboldt), Finance Down Under 2025
“DAO Governance,” with Jungsuk Han and Jongsub Lee (2023). Revise and Resubmit, Management Science
- Presentations: CBER Symposium – DAOs and DEXs, 28th Finance Theory Group Meeting, Gillmore Centre Conference on DeFi & Digital Currencies
“Institutional Synergies and the Fragility of Loan Funds,” with Mustafa Emin, Christopher James, and Jing Lu (2021). Revise and Resubmit, Review of Financial Studies
- Presentations: AFA, NBER Summer Institute, Utah, UT Dallas Finance Conference, FIRS, Fixed Income and Financial Institutions Conference, OCC Symposium on Emerging Risks in the Banking System, CICF, Financial Stability Board Conference
- Semi-finalist, Best Paper Award, 2022 FMA Annual Conference
“Power Tussle: Hedge Fund Activists and Short Sellers,” with Pedro Saffi and Daheng Yang (2021). Presentations: European Finance Association, SFS Cavalcade Asia-Pacific, NFA, 6th CEIBS Finance & Accounting Symposium, Cambridge-Nova Workshop, CERF Cavalcade, Markit/S&P Securities Finance Forum
- Winner of the INQUIRE Europe Award
- Winner of the Best Paper in Corporate Finance, SFS Cavalcade Asia-Pacific 2022
- Coverage: Institutional Investor magazine
“Conflicting Objectives of ESG Funds: Evidence from Proxy Voting,” with Lakshmi Naaraayanan and Kunal Sachdeva (2021). Presentations: Workshop on Shareholder Voting (University of Zurich), Clemson University ESG Conference, CICF, Vanguard, International Monetary Fund
- Semi-finalist, Best Paper Award, 2022 FMA Annual Conference
- Coverage: UN Principles for Responsible Investment (PRI)
Work-In-Progress
“The Dark Side of Decentralized Finance: Evidence from Meme Tokens,” with Donghwa Shin, Chuyi Sun, and Baolian Wang(2022). Presentations: AEA, CICF, FMA
- Semi-finalist, Best Paper Award, 2023 FMA Annual Conference
“Social Networks and Investor Beliefs: Evidence from the Municipal Bond Market,” with Jing Lu (2022). Presentations: Virtual Municipal Finance Workshop 2021, AFA Poster, Midwest Finance Association
“CEO Compensation, Stakeholders, and Fairness: Evidence from the COVID-19 Pandemic,” with Elaine Bixuan Yang (2022).
Older Working Papers
“Picking Friends Before Picking (Proxy) Fights: How Mutual Fund Voting Shapes Proxy Contests,” with Alon Brav, Wei Jiang, and James Pinnington (2019), Columbia Business School Research Paper No. 18-16; ECGI Finance Working Paper No. 601/2019.
- Coverage: Harvard Law School Forum on Corporate Governance, SEC’s Proposed Amendments to Proxy Rules for Proxy Voting Advice
“Acquiring and Trading on Complex Information: How Hedge Funds Use the Freedom of Information Act,” with April Klein (2015).
- Best Paper Award, 2015 EFMA Annual Conference
- Semi-finalist, Best Paper Award, 2015 FMA Annual Conference
- Coverage: Barclay’s Insider Report
Fellowships and Honors
- Nominee for the Excellence Award for Assistant Professors, University of Florida, 2021.
- Dean’s Award for Teaching Excellence on the MBA Program, Warwick Business School, 2015.
- Best Paper in Corporate Finance, 2024 Summer Finance Roundtable of the Korean Securities Association: “Carbon Offsets: Decarbonization or Transition-Washing?”
- Best Paper in Corporate Finance, SFS Cavalcade Asia-Pacific 2022: “Power Grab: Hedge Fund Activists and Short Sellers.”
- The Jensen Prize for Corporate Finance and Organizations, Journal of Financial Economics Best Paper Contest 2020, Second Place: “Investor Ideology.”
- The 2020 Aberdeen Standard Investments Finance Prize (ECGI Working Paper series): “Picking Friends Before Picking (Proxy) Fights: How Mutual Fund Voting Shapes Proxy Contests.”
- The 2019 Aberdeen Standard Investments Finance Prize (ECGI Working Paper series): “Investor Ideology.”
- The 2018 INQUIRE Europe Award (€10,000), “Power Grab: Hedge Fund Activists and Short Sellers.”
- Best Paper Award, 2018 Conference on Asia-Pacific Financial Markets (CAFM): “The Wisdom of Crowds in FinTech: Evidence from Initial Coin Offerings.”
- Finalist, 2016 Crowell Memorial Prize, PanAgora Asset Management: “Influencing Control: Jawboning in Risk Arbitrage.”
- Best Paper Award, 2015 European Financial Management Association (EFMA): “Costs and Benefits of Acquiring Information: How Hedge Fund Managers Trade on the Freedom of Information Act.”
- Semi-finalist, Best Paper Award, 2015 Financial Management Association (FMA): “Costs and Benefits of Acquiring Information: How Hedge Fund Managers Trade on the Freedom of Information Act.”
- Best Paper Award, 2015 Consortium on Activist Investors, Corporate Governance and Hedge Funds: “Influencing Control: Jawboning in Risk Arbitrage.”
- William Kinne Fellows Memorial Traveling Prize, Columbia University, 2005.
Selected Media Citations
- “Regulatory Triumph For XRP As European Governance Institute Recognizes the Coin’s Non-Security Status.” ZyCrypto, March 19, 2024.
- “Technology of truth.” The Alligator, September 14, 2022.
- “Old Scam, new tech: crypto has a pump and dump problem.” Morning Brew, August 30, 2022.
- “Don’t Bitcoin More Than You Can Chew.” Hamodia Newspaper, July 4, 2022.
- “GameStop FOMO Inspires a New Wave of Crypto Pump-and-Dumps.” WIRED, May 13, 2021.
- “Big Cat Rescue’s Carole Baskin announces new cryptocurrency and NFTs. Here’s what that means.” Tampa Bay Times, May 6, 2021.
- “Large Short Sellers in the Area? Activist Campaigns Are More Likely to Succeed?” Institutional Investor magazine, April 7, 2021.
- “Should Cryptocurrency “Pump-and-Dump” Schemes be Regulated?” The Kenan Institute of Private Enterprise, December 2020.
- “Conflicts of Interest Among Proxy Advisors,” London Business School Centre for Corporate Governance, February 18, 2019.
- “Pump-and-dump schemes detrimental to cryptocurrencies and investors, UF Warrington research finds,” Warrington Newsroom at University of Florida, November 20, 2018.
- “Crypto Pump and Dump Schemes Analyzed by Academics in New Paper,” The Crypto Updates, October 27, 2018.
- “An Academic Study: Dumb Money is Getting Scammed By Cryptocurrency Pump & Dump Schemes,” EconomicPolicyJournal.com, October 31, 2018.
- “University Researchers Analyze Cryptocurrency Pump and Dump Schemes,” Bitcoin Exchange Guide, October 26, 2018.
- “Pump-And-Dump Schemes Pervasive In Cryptocurrency: Scholars Report,” XBT Network, October 26, 2018.
- “Scholars Analyze The Impact of Pump And Dump,” NakamotoJedi.com, October 26, 2018.
- “Arnaques: ces manipulations qui sévissent sur les cryptomonnaies,” Les Échos, October 26, 2018.
- “Anatomy of Pump and Dumps Revealed in a New Study,” Bitcoin News, October 25, 2018.
- “Academics Analyze Crypto Pump and Dump Schemes in New Paper,” CCN, October 25, 2018.
- “Study: Hedge Funds That Break Deals Rather Than Make Deals Make The Big Bucks,” Benzinga, October 7, 2018.
- “Hedge funds in the business of breaking up deals see big payoff, study finds,” CNBC, October 2, 2018.
- “The implications of investor ideology for Delaware’s shareholder ratification doctrine,” Stephen Bainbridge’s Blog on Law, Religion, Politics, and Culture, UCLA School of Law, July 11, 2018.
- “Can Wisdom of Crowds Replace Analysts And Experts During An ICO?” Investopedia, June 29, 2018.
- “Investor Ideology,” International Centre for Pension Management, March 2018.
- “Hedge funds face ‘game over’ for buyout strategy,” Financial Times, December 28, 2017.
- “Appraisal rights: non-traditional shareholder activism,” Aberdeen Asset Management, October 13, 2017.
- “Conflicts of Interest Among Proxy Advisors,” “Access to Finance” blog, Alex Edmans, London Business School, June 18, 2017.
- “Claims from hedge funds cause rise in appraisal actions,” Research News at Vanderbilt University, June 7, 2017.
- “The Powerful Private Regulator and the Effects of Conflicts of Interest,” Pro-Market blog, Stigler Center at Chicago Booth, May 3, 2017.
- “Judges second-guess value established in competitive M&A process,” Financial Times, March 27, 2017.
- “A Judge Decides Fair Value for Dell,” New York Times, page B1, June 7, 2016.
- “Del. Merger Proposals Would Reduce Appraisal Claims: Study,” Bloomberg, May 26, 2016.
- “Delaware Effort to Protect Shareholders May Hurt Them,” New York Times, page B3, May 25, 2016.
- “Hedge Fund Activists Need Friends,” Seeking Alpha, September 9, 2016.
- “Will Appraisal ‘Reform’ Be Successful?” Appraisal Rights Litigation Blog, June 30, 2016.
- “Is Bill Ackman a Good or Bad Activist Investor?” Agenda (Financial Times), May 16, 2016.
- “Appraisal Rights and ‘Risk Arbitrage’” Appraisal Rights Litigation Blog, January 20, 2016.
Op-Eds and Other Writings
- “Companies are buying up cheap carbon offsets − data suggest it may be more about greenwashing than helping the climate,” with Sehoon Kim and Yanbin Wu, The Conversation, November 11, 2024.
- “Do Carbon Offsets Lead to Decarbonization or Transition-Washing?” with Sehoon Kim and Yanbin Wu, Columbia Law School Blue Sky Blog, June 20, 2024.
- “Do financial incentives drive the voting behaviour of ESG funds?” with Lakshmi Naaraayanan and Kunal Sachdeva, UN Principles for Responsible Investment (PRI) Academic Blog, October 12, 2023.
- “The Long Rise and Quick Fall of Appraisal Arbitrage,” with Wei Jiang and Randall Thomas, Harvard Law School Forum on Corporate Governance, March 17, 2020.
- “Comment on Proposed Rule: Amendments to Exemptions from the Proxy Rules for Proxy Voting Advice,” U.S. Securities and Exchange Commission, January 30, 2020.
- “How institutional investors’ shareholder voting reflects their ideologies and values,” VoxEU, July 30, 2019.
- “Cryptocurrency Pump-and-Dump Schemes,” Columbia Law School Blue Sky Blog, January 7, 2019.
- “Comment on Statement Announcing SEC Staff Roundtable on the Proxy Process,” U.S. Securities and Exchange Commission, November 1, 2018.
- “The Rise of Activist Arbitrage,” with Wei Jiang, and Danqing Mei, Chazen Institute Research Brief, Columbia Business School, August 24, 2018.
- “The Wisdom of Crowds in Initial Coin Offerings,” with Jongsub Lee, and Donghwa Shin, Duke Law School FinReg Blog, July 24, 2018.
- “Activist Arbitrage in M&A Acquirers,” with Wei Jiang, and Danqing Mei, Harvard Law School Forum on Corporate Governance, April 6, 2018.
- “Investor Ideology,” with Patrick Bolton, Enrichetta Ravina, and Howard Rosenthal, Harvard Law School Forum on Corporate Governance, March 14, 2018.
- “Picking Friends Before Picking (Proxy) Fights: How Mutual Fund Voting Shapes Proxy Contests,” with Alon Brav, and Wei Jiang, Harvard Law School Forum on Corporate Governance, February 12, 2018.
- “Outsourcing Corporate Governance,” Harvard Law School Forum on Corporate Governance, September 18, 2016.
- “Influencing Control: Jawboning in Risk Arbitrage,” with Wei Jiang, and Danqing Mei, Harvard Law School Forum on Corporate Governance, May 30, 2016.
- “Reforming the Delaware Law to Address Appraisal Arbitrage,” with Wei Jiang, Danqing Mei, and Randall Thomas, Harvard Law School Forum on Corporate Governance, May 12, 2016.
- “Conflicts of Interest within the Proxy Advisory Industry,” Ethical Boardroom Magazine (London), Winter Edition 2014, pp 94-95.
- “Conflicts of Interest and Competition in the Proxy Advisory Industry,” Columbia Law School Blue Sky Blog, December 18, 2013.
Journal Referee
Review of Economic Studies, Journal of Finance, Review of Financial Studies, Journal of Financial Economics, Journal of Accounting Research, Review of Finance, Management Science, Review of Accounting Studies, Review of Corporate Finance Studies, Journal of Financial and Quantitative Analysis, AEJ: Microeconomics, Real Estate Economics, Journal of Banking and Finance, Journal of Empirical Finance, Journal of Corporate Finance, Finance Research Letters, Financial Analysts Journal, Quarterly Journal of Finance, Oxford Research Encyclopedia of Economics and Finance
Grant Review
Government of Canada’s New Frontiers in Research Fund
Book Review
Merger Masters: Tales of Arbitrage (2018) by Kate Welling and Mario Gabelli (GAMCO Investors, Inc.)
Professional Service
- Session chair, 2026 AFA Annual Meeting
- Member of the FMA Program Committee, 2025, 2017
- Member of the FMA Asia/Pacific Program Committee, 2025
- Member of the program committee for Tokenomics, 2024
- Member of the 2024 Eastern Finance Association Executive Program Committee (Track Chair)
- Member of the Program Committee for the Crypto and Blockchain Economics Research (CBER) Conference, 2021-2024
- Member of the FMA Consortium on Asset Management Program Committee, 2024-2025
- Session chair, 2023 European Finance Association Annual Meeting
- Member of the Program Committee and session chair for the 8th ICGS Conference (Corporate Governance in a Digital Era), 2022
- Member of the Program Committee and session chair for the UF Research Conference on Machine Learning in Finance, 2022
- Member of the Program Committee for the inaugural Hogeg Blockchain Research Institute Conference, 2021
- Member of the Program Committee for the 2021 Florida Finance Conference
- Member of the Best Paper Award Review Committee for the 2020 FMA Conference
- Member of the 2020 Midwest Finance Association Program Committee
- Member of the Program Committee for the 2019 FMA Consortium on Factor Investing
- Member of the 2018 Eastern Finance Association Program Committee
- Member of the Program Committee for the 2018 FMA Consortium on Trading Strategies and Institutional Investing
- Member of the 2017 European Finance Association Program Committee
- Session chair, 2017 Shanghai Fintech Conference
- Member of the Program Committee for the 2014 Frontiers of Finance Conference