Maureen O'Hara (financial economist)

Maureen O'Hara
Nationality	American Irish
Fields	Financial economics
Institutions	Samuel Curtis Johnson Graduate School of Management at Cornell University (1979-)
Alma mater	Northwestern University Kellogg School of Management (Ph.D.) Northwestern University (M.A.) University of Illinois (B.S.)
Known for	Market microstructure

Maureen Patricia O'Hara is an American financial economist. O'Hara is the Robert W. Purcell Professor of Management, a professor of finance, and Acting Director in Graduate Studies at the Samuel Curtis Johnson Graduate School of Management at Cornell University. She has won numerous awards and grants for her research, served on numerous boards, served as an editor for numerous finance journals, and chaired the dissertations of numerous students. In addition, she is well known as the author of Market Microstructure Theory. She was the first female president of the American Finance Association.

Research

O'Hara's research focuses on issues in market microstructure, and she is the author of Market Microstructure Theory^[1] as well as numerous journal articles. Her most recent research has focused on high frequency market microstructure,^[2] the role of underwriters in the aftermarket trading of IPOs, the impact of transparency on trading system performance, listing and delisting issues in securities markets, designing markets for developing markets and the role of liquidity and information risk in asset pricing.

In addition, O'Hara publishes widely on a broad range of topics including banking and financial intermediaries, law and finance, and experimental economics.^[3][4] Among O'Hara's numerous awards are the American Finance Association 2000 Smith-Breeden Distinguished Paper Award for "When the Underwriter is the Market Maker: An Examination of Trading in the IPO Aftermarket" (with Katrina Ellis and Roni Michaely),^[5] 2002 Smith-Breeden Distinguished Paper Award for "Is Information Risk a Determinant of Asset Returns?" (with David Easley, and Soeren Hvidkjaer),^[6] and 2003 Smith-Breeden Distinguished Paper Award for "Presidential Address: Liquidity and Price Discovery."^[7] Prof. O'Hara is a co-inventor of the VPIN Flow Toxicity metric.^[8]

Positions held

O’Hara was the executive editor of the Review of Financial Studies (1999–2005). She has served as president of the Western Finance Association, and as president of the American Finance Association. O’Hara is on the board of trustees of TIAA and is a director of New Star Financial. She has also served as board chair of Investment Technology Group, Inc. (ITG). She has consulted for a number of companies and organizations, including Microsoft, Merrill Lynch, Credit Suisse First Boston, the New York Stock Exchange, Bristol-Myers Squibb, and the World Federation of Exchanges.^[3]

O'Hara has been a faculty member at Johnson, serving as an assistant professor from 1979–1984, associate professor from 1985–1988 and full professor since 1989.^[9] She has held visiting faculty appointments at UCLA, the London Business School, the University of New South Wales, the Hong Kong University of Science and Technology and Cambridge University. She earned her BS in economics from the University of Illinois in 1975, her MS in economics in 1976 and PhD in finance from Northwestern University in 1979.^[3]

Notable publications

• Bloomfield, R. and M. O'Hara (2000). "Can Transparent Markets Survive?" Journal of Financial Economics 55(3):425-59.
• Ellis, K., R. Michaely and M. O'Hara (2000). "When the Underwriter Is the Market Maker: An Examination of Trading in the IPO Aftermarket." Journal of Finance 55(3):1039-1074.
• Ellis, K., R. Michaely and M. O'Hara (2002). "The Making of a Dealer Market: From Entry to Equilibrium in the Trading of NASDAQ Stocks." Journal of Finance (forthcoming).
• Macey, J. H. and M. O'Hara (2000). "The Interactions of Law, Finance, and Markets." Journal of Financial Intermediation 9(2): 113-116.
• Macey, J. R. and M. O'Hara, Eds. (2000). Journal of Financial Intermediation v.9( 2) Special Issue on Finance, Markets, and Law. Journal of Financial Intermediation, 9(2) April 2000. Papers Presented as Part of a Symposium on Law, Finance, and Markets Held at Cornell University in May 1999. San Diego, CA, Academic Press.
• Macey, J. H. and M. O'Hara (2002). "The Corporate Governance of Banks." Economic Policy Review (Federal Reserve Banks of New York) ( forthcoming).
• O'Hara, M. (2000). "The Future of Stock Markets." TIAA-CREF Investment Forum 4(1):11-12.
• O'Hara, M. (2001). "Designing Markets for Developing Countries." ASAIN Management Review, APFA supplement 7.

References

1. O'Hara, Maureen (1999). Market microstructure theory (1st ed.). Malden, MA: Blackwell. ISBN 0-631-20761-9.
2. O'Hara, Maureen (April 2014). "High Frequency Market Microstructure" (PDF). Retrieved 23 May 2014.
3. "Faculty: Maureen O'Hara". The Johnson School. Retrieved 2007-09-10.
4. "Maureen O'Hara". Columbia Law School - Program in the Law and Economics of Capital Markets. New York: Columbia University. 2014. Retrieved 23 May 2014.
5. "Abstracts of Smith Breeden Prize Winning Papers (2000)". American Finance Association. Retrieved 2007-09-10.
6. "Abstracts of Smith Breeden Prize Winning Papers (2002)". American Finance Association. Retrieved 2007-09-10.
7. "Abstracts of Smith Breeden Prize Winning Papers (2003)". American Finance Association. Retrieved 2007-09-10.
8. "Easley, D., M. Lopez de Prado and M. O'Hara: Flow Toxicity and Liquidity in a High Frequency World", Review of Financial Studies, 2012, SSRN 1695596
9. "Maureen O'Hara Vita". johnson.cornell.edu. Retrieved 2014-11-11.

External links

• Link to Research Papers
• New Academic Paper Questions Current Market Microstructure Research, 21 May 2014