从2014年下半年开始,受到各种因素影响,国际油价持续下行,特别是进入2015年后,国际油价一度降至30美元/桶以下,与2014年初每桶110美元左右的油价相比降幅超过三分之二,创出近十三年的最低价位。国内外权威机构普遍预测,此次油价“断崖式”下跌,与此前经历的1998年和2008年单纯因需求下降引起的暴跌不同,今后3-5年内油价将处于低位运行状态。如果这种预测 Starting from the second half of 2014, due to various factors, the international oil prices continued to go down. Especially after 2015, the international oil price dropped below 30 US dollars / barrel and fell more than the oil price of 110 US dollars a barrel in early 2014 Two-thirds, creating the lowest price in nearly 13 years. The domestic and foreign authorities generally predict that the oil price will fall in the “cliff type” and will not be in the low run for the next 3-5 years, unlike the plunge caused by the drop in demand in 1998 and 2008 previously. If this prediction