فهرس المقالات Managerial disposability حرية الوصول المقاله صفحة الملخص نص كامل 1 - 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 حرية الوصول المقاله صفحة الملخص نص كامل 2 - 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