Institution: | 1. University of Franche Comté, Laboratoire de Mathématiques, 16 Route de Gray, 25030 Besançon cedex, France;2. National Research University Higher School of Economics, International Laboratory of Quantitative Finance, Moscow, Russia;3. Paris-Dauphine University, Cérémade, Place du Maréchal De Lattre De Tassigny, 75775 Paris cedex 16, France |