%0 Journal Article
%A Xiao, Helu
%A Liu, Xin
%A Ren, Tiantian
%A Zhou, Zhongbao
%T Estimation of portfolio efficiency via stochastic DEA
%J RAIRO. Operations Research
%D 2022
%P 2367-2387
%V 56
%N 4
%I EDP-Sciences
%U https://www.numdam.org/articles/10.1051/ro/2022114/
%R 10.1051/ro/2022114
%G en
%F RO_2022__56_4_2367_0