Apr 18 2013 Benoît Sévi and César Baena   The explanatory power of signed jumps for the risk-return tradeoff   Abstract  Contact Information  Citation  Full Text  -  Note   Jan 13 2012 Benoît Sévi and César Baena   A reassessment of the risk-return tradeoff at the daily horizon   Abstract  Contact Information  Citation  Full Text  -  Note