价格是价值的货币表现,价格必须反映价值是社会主义价格政策必须遵循的一条基本原则。但是这不等于说,在现实的经济活动中,价格与价值完全一致。价格与价值一致,是从总体上讲的,也就是说,全社会的总价格必须等于全社会的总价值。但从单个商品的价格而言,其价格与价值往往是不一致的。其原因是价格还要受到其它一些因素的影响,这些因素主要是商品的使用价值和供求关系。此外,价格还受“时间因素”、“空间因素”和“政策因素”的影响,如规定必要的季节差价(时间因素)、地区差价(空间因素)与烟酒高价(政策因 Price is the monetary manifestation of value, and the price must reflect the value is a basic principle that the socialist price policy must follow. However, this does not mean that prices and values ​​are exactly the same in real economic activities. Consistent with the value of the price, is generally speaking, that is to say, the total price of the whole society must equal the total value of the whole society. However, the price and value of a single commodity are often inconsistent. The reason is that the price is also affected by other factors, which are mainly the use value of goods and the relationship between supply and demand. In addition, prices are also affected by “time factor”, “space factor” and “policy factor” such as the necessary seasonal difference (time factor), regional difference (space factor) Policy reasons