进入2010年末,美联储6000亿美元购买公债计划令美元疲软,加之主要机构继续上调2010年全球石油需求预估,国际油价一度攀升至2010年内新高。随后,围绕爱尔兰债务危机以及中国政策收紧的诸多不确定性,油价出现回落,但总体看还是呈现走高态势。11月份,美国WTI、英国布伦特原油以及亚洲迪拜原油的现货均价为 Into the end of 2010, the Federal Reserve 600 billion US dollars to buy bonds plan weakened the dollar, combined with major agencies continue to increase 2010 global oil demand forecast, the international oil prices rose to a new high in 2010. Subsequently, around the debt crisis in Ireland and China’s policy tightening a number of uncertainties, oil prices have dropped, but in general still showed a rising trend. In November, the average spot price of WTI in the United States, Brent crude oil in the United Kingdom and Dubai crude oil in Asia was