Benoît Sévi Aix-Marseille School of Economics (DEFI)   Chateau La Farge Route des Milles Aix-en-Provence, 13290 France   benoit.sevi@gmail.com         Primary Research Focus: Uncertainty and risk, hedging decision and energy/environment markets   JEL Areas: D8 : Information, Knowledge, and Uncertainty: General G1 : General Financial Markets: General (includes Measurement and Data)