今年以来，世界经济开始出现了一些复苏的迹象，遭受金融危机冲击的亚洲各国经济都出现了不同程度的回升或减缓了下降幅度、最近，国际货币基金组织等权威机构纷纷调高了对今年世界经济特别是亚洲国家经济增长的预测。国际初级产品市场也出现了一些积极的变化，需求增长回落的? Since the beginning of this year, some signs of recovery have begun to appear in the world economy. The economies of Asian countries hit by the financial crisis have all risen to varying degrees or slowed down. Recently, the authorities such as the International Monetary Fund have raised their interest in this year’s world Economic growth especially in Asian countries. There have also been some positive changes in the international primary product market, with demand growth ebbing down?