%0 Journal Article %A T. Choulli %A J. Ma %T Explicit description of HARA forward utilities and their optimal portfolios %J Teoriâ veroâtnostej i ee primeneniâ %D 2016 %P 69-113 %V 61 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_2016_61_1_a4/ %G ru %F TVP_2016_61_1_a4