Research

1. The Impact of Generative AI on Information Processing: Evidence from the Ban of ChatGPT in Italy with Jeremy Bertomeu, Yupeng Lin, and Yibin Liu 

• • Journal of Accounting and Economics, Forthcoming

  • Algorithm for AI-Generated Content Detection (Open-Source Implementation of GPTZero)

2. Momentum and Individual Investor Trades: Evidence from Singapore with Alluadeen Hameed and Chek Ann Tan

• • Pacific-Basin Finance Journal, 2023, Invited to the Special Issue to honor Jegadeesh and Titman's Seminal Paper on Momentum (1993)

Generative AI and Capital Markets

1. What Are the Costs of Delayed Technology Adoption? Evidence from Italy’s Ban of ChatGPT with Jeremy Bertomeu, Yupeng Lin, and Yibin Liu 

   1. • Presentation: AFA 2025, 2024 China Tech-Fin Research Conference, Columbia & RFS AI in Finance Conference*, 2024 Bretton Woods Accounting and Finance Ski Conference*, Tilburg Winter Symposium and Research Camp 2023, Washington University in St Louis*, Baruch College*, Rugters*, Lixin*, Fudan* 

      • Media Coverage: NewsRoom, AI Law Blawg

2. Voluntary Disclosure, Misinformation, and AI Information Processing: Theory and Evidence with Jeremy Bertomeu, Yupeng Lin, and Yibin Liu (R&R)

   1. • Presentation: CICF 2025 (Scheduled)*, HKU*, NUS*, NUS SGFIN-Fudan Shanghai Institute of AI for Science Workshop*, the Cross-Strait Accounting and Finance Symposium, Washington University in St Louis*

Empirical Investment

3. Active Mutual Fund Common Owners: Returns and Proxy Voting Behavior with Ben Charoenwong and George Ye (R&R)

   1. • Presentation: EFA Poster 2023*, NFI-Oxford Conference on Common Ownership, Experimental IO and Governance 2023, UIUC*, MFA 2023*, Paris Financial Management Conference 2023 (Cancelled), Singapore Scholar Symposium 2022, Australasian Banking and Finance Conference 2022, International Society for the Advancement of Financial Economics 2022*, Chinese Finance Annual Meeting 2022, Financial Markets and Corporate Governance 2022, AsianFA 2022, NUS Risk Management Institute 2021, and NUS Finance Brown Bag*

4. Earnings Optimism Heuristics and Long-Term Stock Returns with Alluadeen Hameed and Massimo Massa (Submitted)

   1. • Presentation: ABFER 2023, MFA 2023*, Baruch College*, University of Illinois Chicago*, Stevens Institute of Technology*, University at Buffalo SUNY*, FMA Global 2022*, FMA 2022*, CICF 2022, NUS Risk Management Institute 2022

5. The Value of Brick and Mortar: Geographic Presence in International Asset Management with Alluadeen Hameed and Massimo Massa (()( （）() （  （）

   1. • Presentation: FMA 2023 PhD Consortium, NUS Finance

      • Link: CEPR

6. The Dark Side of Geographically-Dispersed Information: Evidence from Lockdowns on Subsidiaries with Alluadeen Hameed, Massimo Massa, and Zhou Zhou 

   1. • Presentation: MFA 2025*, CICF 2025 (Scheduled)

      • Link: CEPR

7. Retail Price Clientiles with Alluadeen Hameed and Chek Ann Tan (Draft Available Upon Request)