فهرس المقالات Grey quadratic programming حرية الوصول المقاله صفحة الملخص نص كامل 1 - A Novel Model for the Analysis of Interactions Between Governments and Agricultures in a Study of Social Beneficial Externalities Based on the Stackelberg Game: A Case Study on Cotton Production Mohammad Ali Shafia Sayyede Ashraf Moousavi Loghman Aghdas Badiee Kamran Shahanaghi 10.22094/joie.2018.622.1400