TY - JOUR AU - Njoh, Samuel TI - Entropic conditions and hedging JO - ESAIM: Probability and Statistics PY - 2007 SP - 197 EP - 216 VL - 11 PB - EDP-Sciences UR - http://archive.numdam.org/articles/10.1051/ps:2007015/ DO - 10.1051/ps:2007015 LA - en ID - PS_2007__11__197_0 ER -