Professor of economics at the Toulouse School of Economics and at the Ecole des Hautes Etudes en Sciences Sociales
He is Director of Research at the Institute for Sustainable Aviation and President of the French Association of Transport Economics.
He has been President of the International Transportation Economics Association (ITEA). His work focuses on the analysis of network industries: Urban, air and rail transport; Energy ; Telecommunications; Digital Economy. He holds a doctorate in economics from the University of Pennsylvania and a doctorate in economics from the University of Social Sciences of Toulouse.