生产者物价指数(Producer Price Index),英文缩写为PPI,生产者物价指数主要的目的是衡量各种商品在不同的生产阶段的价格变化情形。一般而言,商品的生产分为三个阶段:一、原始阶段:商品尚未做任何的加工;二、中间阶段:商品尚需作进一步的加工;三、完成阶段:商品至此不再做任何加工手续。 Producer Price Index (PPI), the abbreviation for the PPI, PPI main purpose is to measure the price of various commodities in different stages of production changes. In general, the production of goods is divided into three stages: First, the original stage: the commodity has not yet done any processing; Second, the intermediate stage: the product still need further processing; Third, the completion stage: the goods so far no longer do any processing formalities.