TY  - JOUR
AU  - Xiao, Helu
AU  - Liu, Xin
AU  - Ren, Tiantian
AU  - Zhou, Zhongbao
TI  - Estimation of portfolio efficiency via stochastic DEA
JO  - RAIRO. Operations Research
PY  - 2022
SP  - 2367
EP  - 2387
VL  - 56
IS  - 4
PB  - EDP-Sciences
UR  - https://www.numdam.org/articles/10.1051/ro/2022114/
DO  - 10.1051/ro/2022114
LA  - en
ID  - RO_2022__56_4_2367_0
ER  -