Jaeck, Edouard; Lautier, Delphine - Université Paris-Dauphine (Paris IX) - 2014
characterized by the "Samuelson Hypothesis": there is a decreasing pattern of volatilities along the prices curve. Despite some …, one of its empirical implications has never been proposed nor tested: if Samuelson is right, then prices shocks emerging … fill this gap. Second contribution: up to now, the validation of the Samuelson hypothesis has never been considered in the …