- Robert W. Purcell Professor of Management
- FinTech at Cornell
Samuel Curtis Johnson Graduate School of Management
Maureen O'Hara is the Robert W. Purcell Professor of Finance at the Johnson Graduate School of Management, Cornell University, and she also holds a professorship at the University of Technology Sydney. She holds degrees from the University of Illinois (BS economics) and Northwestern University (MS economics and PhD finance), as well as honorary doctorates from Facultés Universitaires Catholiques à Mons (FUCAM), Belgium, Universität Bern, Switzerland, and University College Dublin.
Professor O'Hara's research focuses on issues in market microstructure, and she is the author of numerous journal articles, as well as the classic book, Market Microstructure Theory (Blackwell: 1995). Recent research looks at the how ETFs affect market stability, liquidity issues in corporate bond markets, and transaction costs in bitcoin. Dr. O'Hara also publishes widely on a broad range of topics, including banking and financial intermediaries, law and finance, experimental economics, and finance and ethics (her book "Something for Nothing: Arbitrage and Ethics on Wall Street" was recently published; Norton:2016). Professor O'Hara has served as president of the American Finance Association, the Western Finance Association, the Financial Management Association, the Society for Financial Studie,s and the International Atlantic Economic Society. She was the executive editor of the Review of Financial Studies, and co-editor of the Review of Asset Pricing Studies.
Professor O'Hara serves on the Board of Trustees of Teachers Insurance and Annuity Association (TIAA). She spent more than a decade on the board of directors of Investment Technology Group, Inc. (ITG), a global agency brokerage firm, most recently serving as chairman of the board. She also served on the board of directors of NewStar Financial, a commercial finance company recently sold to First Eagle. She is currently an advisor to Symbiont IO, a fintech company focused on distributed ledger technology. She was a member of the CFTC-SEC Emerging Regulatory Issues Task Force (the "flash crash" committee), the global advisory board of the Securities Exchange Board of India (SEBI), and the advisory board of the Office of Financial Research, U.S. Treasury. Most recently she served on the SEC Equity Market Structure Advisory Board.
She has consulted for a number of companies and organizations, including Facebook, Microsoft, Merrill Lynch, Credit Suisse, the New York Stock Exchange, Bristol-Meyers Squibb, and the World Federation of Exchanges.
- O'Hara, Maureen; Zhou, Xing. "The Electronic Evolution of Corporate Bond Dealers"Journal of Financial Economics. 140.2 (2021): 368-390
- Easley, David; Lopez de Prado, M.; O'Hara, Maureen; Zhang, Zhibai. "Microstructure in the Machine Age"Review of Financial Studies. 34.7 (2021): 3316–3363
- Huang, Shiyang; O'Hara, Maureen; Zhong, Zuo. "Innovation and Informed Trading: Evidence from Industry ETFs"Review of Financial Studies. 34.3 (2021): 1280-1316
- NBAT 5900 - Advanced Topics in Finance
- NBA 6040 - Finance and Ethics
- NBA 5430/LAW 6430 - Financial Markets and Institutions
- NRE 5020 - PhD Seminar - Market Microstructure
- PhD Kellogg Graduate School of Management, Northwestern University, 1979
- MA Northwestern University, 1976
- BS University of Illinois, Urbana-Champaign, 1975