Education
He received his undergraduate degree from École Polytechnique in Paris, France in 1987 and from École Nationale des Statistiques et de l’Administration Economique in 1989, and his Doctor of Philosophy in Economics from the Massachusetts Institute of Technology in 1993.
Career
His primary area of research is financial econometrics. He has been serving as the inaugural director of the Bendheim Center for Finance at Princeton University since 1998. Prior to that, he was an Assistant Professor (1993-1996), Associate Professor (1996-1998) and Professor of Finance (1998) at the University of Chicago Booth School of Business.
He has served as Editor of the Review of Financial Studies (2003–2006), Company-Editor of the Journal of Econometrics (since 2012), and Associate Editor of the Annals of Statistics (2003–2006), Econometrica (2007–2013), the Journal of Finance (2007–2010), Finance and Stochastics (1996–2011), the Journal of Econometrics (1999–2012) and the Journal of Financial Econometrics (2001–2011).
He served as Director of the Western Finance Association (2003–2006) and is a Associate for the National Bureau of Economic (since 1995). Ait-Sahalia’s research has concentrated on the estimation of continuous-time models in financial economics.
His primary contributions include the development of nonparametric methods for estimating and testing these models, of expansions to implement maximum-likelihood estimation of arbitrary models using discrete data, and numerous advances in the estimation and testing of models using high frequency data with a focus on understanding the role and importance of jumps.