10月初,因美国政府关门使市场担忧原油需求回落,国际油价下跌;随后,地缘政治风险和美国债务前景的不确定性主导了油价的走向,油价总体震荡回落;中旬,虽然美国国会通过参议院关于提高债务上限和恢复政府运作的协议,国际原油期货一度止跌反弹,但是美国俄克拉荷马州库欣原油库存再度增加,且伊朗核计划会谈取得进展迹象,令油价受压;下旬,国际油价继续在美国原油库存增加以及利比亚石油供应减少等利多利空消息交织影响下震荡下滑。10月份,美国WTI原油、英国布伦特原油 In early October, the international oil price plummeted after the U.S. government closed the market worried about the drop in crude oil demand. Subsequently, geopolitical risks and uncertainties in the US debt outlook drove oil prices to a downward trend. In the meantime, although the U.S. Congress passed the Senate’s Raising the debt ceiling and resuming the operation of the government agreement, the international crude oil futures stabilized only once rebounded, but the United States Oklahoma Cushing crude oil inventories increased again, and the Iran nuclear program talks made signs of progress, so that pressure on oil prices; late, the international oil prices Continued to fall amid the turmoil caused by the interweaving of bad news such as the increase of crude oil inventories in the United States and the reduction of oil supply in Libya. October, the United States WTI crude oil, Brent crude oil