
Keywords: برنامه ریاضی با محدودیت های تعادلی; GOTM; Global Oil Trade Model; BOX; big oil exporter; BIM; big oil importer; NEMS; National Energy Modeling System; Mbd; thousand barrels per day; MMbd; million barrels per day; MPEC; Mathematical Program with Equilibrium Constraints; L1; L2; L71; Q4; Q48;