List of Articles Non-discretionary Open Access Article Abstract Page Full-Text 1 - Using Multi-Objective Linear Programming (MOLP) and Data Envelopment Analysis (DEA) models in Non-discretionary Performance Measurement Sahar Khoshfetrat Mojtaba Ghiyasi Open Access Article Abstract Page Full-Text 2 - Data Envelopment Analysis Models In The Presence Of Ratio Data and Non-Discretionary Factors Azam Ahmadzadeh Open Access Article Abstract Page Full-Text 3 - Non-discretionary Factors in Data Envelopment Analysis: Review and Extension Mehdi Fallah Jelodar