作者: Gholam R. Amin , Mohaddeseh Hajjami
DOI: 10.1016/J.ESWA.2020.114280
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摘要: Abstract This paper deals with the role of alternative optimal solutions existing in data envelopment analysis (DEA) models for cross-efficiency evaluation portfolio selection. The shows that incorporating constructing matrix improves result mean-variance selection method. improvement means building portfolios lower risk and higher expected return is possible when are considered. proposed method this applied to stock Tehran market.