Ailsa Röell

Program Fellow
  • Columbia University School of International and Public Affairs
    Professor of International and Public Affairs

Professor Röell teaches at Columbia's School of International and Public Affairs, where she specializes in financial economics and the regulation of financial markets. Her research spans securities markets, corporate finance, and corporate governance. Professor Röell has published extensively in the area of stock market microstructure, including both empirical and theoretical papers on market trading architecture and its impact on liquidity and price formation. Together with Thierry Foucault and Marco Pagano, she recently published a textbook entitled Market Liquidity: Theory, Evidence, and Policy.

Prior to joining Columbia, she was a senior research scholar at Princeton University's Bendheim Center for Finance. Additionally, she was also a member of the faculty of the London School of Economics, Université Libre de Bruxelles, and Tilburg University.