Cost Efficiency Measures In Data Envelopment Analysis With Nonhomogeneous DMUs

Subject Areas : International Journal of Industrial Mathematics

M.  Barat ¹ (Department of Mathematics, College of Science, Central Tehran Branch, Islamic Azad University, Tehran, Iran.)
G.  Tohidi ² (Department of Mathematics, College of Science, Central Tehran Branch, Islamic Azad University, Tehran, Iran.)
M.  Sanei ³ (Department of Mathematics, College of Science, Central Tehran Branch, Islamic Azad University, Tehran, Iran.)

Received: 2016-05-21 Accepted : 2017-08-26 Published : 2018-01-01

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