TY - JOUR AU - Gu, Yuandong AU - Zhao, Linlin AU - Zha, Yong AU - Liang, Liang TI - DEA models for two decision makers with conflicts: the principal-agent problem JO - RAIRO - Operations Research - Recherche Opérationnelle PY - 2019 SP - 749 EP - 765 VL - 53 IS - 3 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/ro/2018052/ DO - 10.1051/ro/2018052 LA - en ID - RO_2019__53_3_749_0 ER -