issue 1 publication date 2016-01-01

• Calculation of the Efficiency of Two-Stage Network Structures with Additional Inputs to the Second Stage by SBM Approach: A Case Study on Credit Branches of an Iranian State Bank in Guilan Province
• An Additive Model for Estimation Return to Scale in Regulated Environment with Quasi-Fixed Inputs in Data Envelopment Analysis (DEA)
• Some Conditions for Characterizing Minimum Face in Non-Radial DEA Models with Undesirable Outputs
• Satisfaction Function in Present Undesirable Factors
• Data Envelopment Analysis with LINGO Modeling for Technical Educational Group of an Organization
• Estimating the Efficient Portfolio in Non-Radial DEA and DEA-R Models