%0 Journal Article %A Pellegrini, Letizia %T On dual vector optimization and shadow prices %J RAIRO - Operations Research - Recherche Opérationnelle %D 2004 %P 305-317 %V 38 %N 4 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/ro:2004025/ %R 10.1051/ro:2004025 %G en %F RO_2004__38_4_305_0