Data envelopment analysis model and benchmarking in a hierarchical structure with dependent parameters
Subject Areas : International Journal of Data Envelopment AnalysisSajjad Kheyri 1 , Seyed Esmaeil Najafi 2 , Bijan Rahmani Parchikolaei 3
                                               1 -     Department of Industrial Engineering, Central Tehran Branch, Islamic Azad University, Tehran, Tehran
                                               
                                               2 -     Department of Industrial Engineering, Science and Research Branch, Islamic Azad University, Tehran, Tehran
                                               
                                               3 -     Department of Mathematics, Science and Research Branch, Islamic Azad University, Tehran, Iran
                                               
                                       
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