But the later period in entering 80 age, as oil price steep fall and of thalassic war erupt, petroliferous country especially the income of petroliferous country reduces middle east substantially.

• 但是进入80年代中后期，随着石油价格的暴跌和海湾战争的爆发，产油国尤其是中东产油国的收入大幅度降低。