List of Articles Undesirable outputs Open Access Article Abstract Page Full-Text 1 - Efficiency Evaluation in Presence of Undesirable and Negative Factors Mahnaz Maghbouli Mahdi Eini Farhad Taher 20.1001.1.25885723.2020.12.2.9.7 Open Access Article Abstract Page Full-Text 2 - Analysis of environmental efficiency and marginal rate of substitution in the presence of undesirable factors: A DEA-based approach Mansour Soufi Fatemeh Bozorgi Gerdvisheh Mahdi Homayounfar Alireza Amirteimoori Open Access Article Abstract Page Full-Text 3 - Eco-Efficiency in two-stage structure;A DDF Approach Monireh Zoriehhabib Mahnaz Maghbouli Open Access Article Abstract Page Full-Text 4 - Evaluation of the Performance in Dynamic Network Data Envelopment Analysis with Undesirable Outputs Mohammad Najari Alamuti Reza Kazemi Matin Mohsen Khounsiavash Zohreh Moghadas 20.1001.1.25885723.2021.13.3.2.9 Open Access Article Abstract Page Full-Text 5 - Efficiency Evaluation of Economic Enterprise in Presence of Interval Undesirable and Negative Data Mahnaz Maghbouli Mahdi Eini Farhad Taher Fatemeh Ghomanjani