List of Articles ضریب بهره وری Open Access Article Abstract Page Full-Text 1 - Simulating the Production Line of Reinforcement Bars and Determining the nondominant Solutions for the Number of Cranes Mohammadali Afshar Kazemi Mahmoud Alborzi Shadi Mahjoubravesh Open Access Article Abstract Page Full-Text 2 - Studying the Impact of Deferred Debts on Bank Performance by Using Data Envelopment Analysis A. Gholam Abri Open Access Article Abstract Page Full-Text 3 - Calculation of efficiency and efficiency of branches of National Bank of West Tehran Niloofar Nikkhah amirgholam abri Open Access Article Abstract Page Full-Text 4 - Impact of the Water Consumption Management in the Downstream on the Optimal Operation of Reservoirs (case study: Jareh Dam) Majied Mosavi hesam seyed kaboli 10.30495/wej.2021.15376.1918