TY - JOUR AU - Keykhaei, Reza TI - A note on optimal portfolio corresponding to the CVaR ratio JO - RAIRO - Operations Research - Recherche Opérationnelle PY - 2017 SP - 921 EP - 930 VL - 51 IS - 4 PB - EDP-Sciences UR - http://archive.numdam.org/articles/10.1051/ro/2016055/ DO - 10.1051/ro/2016055 LA - en ID - RO_2017__51_4_921_0 ER -