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  Portfolio Selection by a Non-Radial DEA Model; Its application in Tehran Stock Exchange (TSE)

  Writer : Ebrahimi، Morteza ؛ Bagherzadeh Valami، Hadi ؛ Karamali، Leila ؛

  Journal:Journal of Mathematics and Modeling in Finance»Summer and Autumn 2021, Volume 1- Number 2 (‎13 page(s) - From 181 to 193 )

  Keywords:riskEfficiencyPortfoliodata envelopment analysisMean-Variance

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