The Calculation of Unit's Efficiency by Using the Interval Balance Index and the Interval TOPSIS

Subject Areas : International Journal of Data Envelopment Analysis

B.  Babazadehah ¹ (Department of Industrial Engineering, Science and Research Branch, Islamic Azad University, Saveh, Iran)
E.  Najafi ² (Department of Industrial Engineering, Science and Research Branch, Islamic Azad University, Tehran, Iran)
M.  AhadzadehNamin ³ (Department of mathematics, Shahr-e-QodsBranch, Islamic Azad University, Tehran, Iran)
Y.  jafari ⁴ (Department of Mathematics, Shabestar Branch, Islamic Azad University, Shabestar, Iran)
E.  Ebrahimi ⁵ (Department of Industrial Engineering, Science and Research Branch, Islamic Azad University, Saveh, Iran)

Received: 2013-08-09 Accepted : 2013-10-07 Published : 2013-10-01

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