MARNO VERBEEK is Professor of Finance at Rotterdam School of Management, Erasmus University (RSM). He held previous positions at KU Leuven and Tilburg University, and visiting appointments at Trinity College, Dublin and Université Panthéon-Assas Paris II. He has published in a wide variety of international journals, including Journal of Econometrics, Journal of Applied Econometrics, Management Science, Journal of Business and Economic Statistics, Review of Economics and Statistics, International Economic Review, and the Journal of Financial and Quantitative Analysis.