Ingrid M. Werner is the Martin and Andrew Murrer Professor in Finance at Ohio State's Fisher College of Business.  She has a PhD in Economics from the University of Rochester and an Honorary Doctorate in Economics from Stockholm School of Economics.  She is a foreign member of the Swedish Royal Academy of Sciences and a CEPR Research Fellow.

Professor Werner she is a Past President of the European Finance Association and the Western Finance Association, and a former Director of the American Finance Association and Vice-Chair of its Academic Female Finance Committee (AFFECT). She is an independent director/trustee of the Dimensional US Funds, Dimensional Canadian IRC, the Dimensional ETF Trust, and of the Fourth Swedish National Pension Fund, and chairs the FINRA Economic Advisory Committee.  Professor Werner serves on the prize committee for the Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel.  She chairs the scientific advisory board of the Swedish House of Finance, serves on the  scientific advisory board of the Danish Finance Institute, the research advisory committee of the Leibnitz Institute for Financial Research SAFE, and the scientific council of the Swiss Finance Institute. Professor Werner serves on the editorial boards of the Journal of Finance and Journal of Financial Markets.

Professor Werner’s research interests range from international finance to market microstructure. Her research has been published in top-tier economics and finance journals such as Journal of FinanceJournal of Financial Economics, the Review of Financial Studies, and Journal of Economic Theory. In the international finance area, she has worked on home bias and cross-border securities trading. In the market microstructure area, she has studied a range of topics: cross-listed securities; interdealer trading; floor trading; institutional trading; short-sale trading strategies; the effect of suspending short-sale price tests; dark pool trading; and liquidity and disclosure regulation in OTC markets. Current research projects include large-in-scale orders in European markets and retail trading in the U.S..

Professor Werner currently teaches Trading and Markets to Fisher graduate and undergraduate students. She has taught at the graduate level at Stanford Graduate School of Business, The Ohio State University, University of Michigan, University of Toronto, Bocconi University, and the University of Bologna.

Areas of Expertise

Corporate Finance
  • Bankruptcy
  • International Finance


  • PhD from the University of Rochester
  • MBA and an Ekon. Lic. from Stockholm School of Economics


Publications in Refereed Journals
  • International Investment Barriers in General Equilibrium, with Peter Sellin, The Journal of International Economics, vol. 34, no. 1/2, 1993, 137-152.
  • Nontraded Assets in Incomplete Markets: Pricing and Portfolio Choice, with Lars E. O. Svensson, The European Economic Review – Special Issue on Finance, vol. 37, no. 5, 1993, 1149-1168.
  • Capital Income Taxation and International Portfolio Choice, The Journal of Public Economics, vol. 53, no. 2., 1994, 205-222.
  • U.S. Equity Investment and Emerging Stock Markets, with Linda L. Tesar, The World Bank Economic Review – Special Issue on Portfolio Investment in Developing Countries, vol. 9, no.1, 1995, 109-129.
  • Home Bias and High Turnover, with Linda L. Tesar, The Journal of International Money and Finance, vol. 14, 1995, 467-492.
  • Information, Liquidity and Asset Trading in a Random Matching Game, with Hugo A. Hopenhayn, The Journal of Economic Theory, vol. 68, no. 2, 1996, 349-379.
  • U.K. and U.S. Trading of British Cross-Listed Stocks: An Intraday Analysis of Market Integration, with Allan W. Kleidon, The Review of Financial Studies, vol. 9, no. 2, 1996, 615-659.
  • Does Risk Sharing Motivate Interdealer Trading? with Peter C. Reiss, The Journal of Finance, vol. 53, no. 5, 1998, 1657-1703.
  • The Trades of NYSE Floor Brokers, with George Sofianos, The Journal of Financial Markets, 2003, 139-176.
  • NYSE Order Flow, Spreads, and Information, The Journal of Financial Markets 6, 2003, 309-335.
  • Anonymity, Adverse Selection, and the Sorting of Interdealer Trades, with Peter C. Reiss, The Review of Financial Studies vol. 18, no. 2, 2005, 599-636.
  • Why Do Larger Orders Receive Discounts on the London Stock Exchange?  with Dan Bernhardt, Vladimir Dvoracek, and Eric Hughson, The Review of Financial Studies vol. 18, no. 4, 2005, 1343-1368.
  • Short-Sale Strategies and Return Predictability, with Karl B. Diether and Kuan-Hui Lee, The Review of Financial Studies vol. 22, no. 2, 2009, 575-607.
  • It’s SHO Time! Short-sale Price-tests and Market Quality, with Karl B. Diether and Kuan-Hui Lee, The Journal of Finance vol. 64, no. 1, 2009, 37-73.
  • Dark Pool Trading Strategies, Market Quality, and Welfare, with Sabrina Buti and Barbara Rindi, The Journal of Financial Economics, vol. 124, no. 2, 2017, 244-265.
  • The Twilight Zone: Regulatory Regimes in the OTC Markets, with Ulf Brüggeman, Aditya Kaul, and Christian Leuz,  The Review of Financial Studies, vol. 31, no. 3, 2018, 898-942.
  • What Explains Differences in Finance Research Productivity during the Pandemic? with Brad M. Barber, Wei Jiang, Adair Morse, Manju Puri, and Heather Tookes, The Journal of Finance, August 2021, Vol. 7, No. 4, 1655-1697.
  • Diving into Dark Pools, with Sabrina Buti and Barbara Rindi, Financial Management Vol. 51, No. 4, 961-994, March 2022.
  • Tick Size, Trading Strategies and Market Quality, with Sabrina Buti, Barbara Rindi, and Yuanji Wen, Management Science, published online 27 July 2022.
  • Reusing Natural Experiments, with Davidson Heath, Matthew C. Ringgenberg, and Mehrdad Samadi, August 2021, (Available at SSRN: ) forthcoming in The Journal of Finance.
 Publications in Books
  • International Equity Transactions and U.S. Portfolio Choice, with Linda L. Tesar, in Jeffrey Frankel Ed, Internationalization of Equity Markets, NBER Project Report, University of Chicago Press, 1994, 185-216.
  • Transaction Costs in Dealer Markets: Evidence from The London Stock Exchange, with Peter C. Reiss, in Andrew Lo ed., The Industrial Organization and Regulation of the Securities Industry, University of Chicago Press, 1996, 125-176.
  • The Internationalization of Global Securities Markets Since the 1987 Crash, with Linda L. Tesar, in R.E. Litan and A.M. Santomero Eds, Brookings-Wharton Papers on Financial Services, vol. 1, 1998, 281-372.
 Other Materials
  • International Capital Markets: Controls, Taxes and Resource Allocation, Institute for International Economics Studies, University of Stockholm, Monograph Series No. 18, 1990
  • How Much International Investment is Enough?, with Linda L. Tesar, Canadian Investment Review, Summer, 1995, 51-54.
  • Scania AB, 1996, Case Study of a Global IPO, 1996.
  • Discussion of “The competitive effects of US decimalization: Evidence from the US-listed Canadian stocks” by Henry Oppenheimer and Sanjiv Sabherwal, 2003, The Journal of Banking & Finance, 27 (9), 1911-1916.
  • Comment on “Some Evidence that a Tobin Tax on Foreign Exchange Transactions may Increase Volatility” by Robert Z. Aliber, Bhagwan Chowdhry, and Shu Yan, 2003, European Finance Review, 7(3), 511-514.
  • 2021 års ekonomipris till David Card, Joshua Angrist och Guido Imbens, with Tommy Andersson, Peter Fredriksson, John Hassler, Per Johansson, Per Krusell, Eva Mörk, and Jacob Svensson, Ekonomisk Debatt, vol 8, 2021, 5-17.
  • 2022 års ekonomipris till Ben Bernanke, Douglas Diamond, and Philip Dybvig, with Tommy Andersson, Tore Ellingsen, John Hassler, Per Krusell, and Per Strömberg, Ekonomisk Debatt, vol 8, 2022, 6-15.

Working Papers

You can access my papers on the Social Science Research Network (SSRN) at:


BUSFIN 7224 - Trading & Markets
Advanced theories of market design applied in an interactive trading simulation, Action-Based. Prereq: MBA 6223; or prereq or concur: BusFin 7210, 7220, or 7230; or enrollment in SMB-Finance program.
BUSFIN 4227 - Trading & Markets
Action-based course on market design and trading cost analysis, including interactive trading simulation. Prereq: 4211, 4221 and BUSMHR 2292. Not open to students with credit for 730.