Review of the methods for evaluating congestion in DEA and computing output losses due to congestion

Subject Areas : International Journal of Industrial Mathematics

H.  Zare Haghighi ¹ (Department of Mathematics, Science and Research Branch, Islamic Azad University, Tehran, Iran)
M.  Khodabakhshi ² (Department of Mathematics, Faculty of Mathematical Sciences, Shahid Beheshti University, G.C., Tehran, Iran.)
G. R.  Jahanshahloo ³ (Department of Mathematics, Science and Research Branch, Islamic Azad University, Tehran, Iran)

Received: 2013-12-14 Accepted : 2013-12-14 Published : 2014-12-01

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