市场经济中的国内外油品市场是动态的。油品价格作为油品市场上最活跃的因素,当然也是动态的。在市场的发育、发展中,由于机制的不完善等原因,价格与价值出现较大幅度偏离也经常出现,有时还会使供需发生不正常的波动。异常的供需波动作用于价格,表现出价格的猛涨暴跌;而失控的价格反 The domestic and foreign oil markets in the market economy are dynamic. Of course, oil prices are also the most dynamic factor in the oil market. In the development and development of the market, due to the imperfection of the mechanism and other reasons, the deviation of price and value appears frequently, and the supply and demand sometimes fluctuate abnormally. Abnormal supply and demand fluctuations in the price, showing the price soared; the price of uncontrolled anti