Evaluating Efficiency by Multiplier Method in Two-Stage Unit with Undesirable Outputs

Subject Areas : International Journal of Data Envelopment Analysis

Sepideh Vatani ¹ ( Department of Mathematics, Science and Research Branch, Islamic Azad University,Tehran,Iran, Department )

Received: 2021-09-12 Accepted : 2021-12-01 Published : 2022-02-01

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