List of Articles Undesirable output 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 - Analysis and evaluation of the legislation performance of different periods of the Islamic Parliament based on Data Envelopment Analysis Alireza Amirteimoori Kambiz Shahroudi Mehrdad Goodarzvand Chegini Ahmad Ghanbarian Boroojeni Open Access Article Abstract Page Full-Text 6 - Efficiency Evaluation of Economic Enterprise in Presence of Interval Undesirable and Negative Data Mahnaz Maghbouli Mahdi Eini Farhad Taher Fatemeh Ghomanjani