GDP核算有三种方法,即生产法、收入法和支出法,三种方法从不同的角度反映国民经济生产活动成果。生产法是从生产的角度衡量常住单位在核算期内新创造价值的一种方法,即从国民经济各个部门在核算期内生产的总产品价值中,扣除生产过程中投入的中间产品价值,得到增加值。核算公式为:增加值=总产出-中间投入。收入法是从生产过程创造收入的角度,根据生产要素在生产过程中应得的收入份额反映 There are three methods of GDP accounting, that is, the production method, the income method and the expenditure method. The three methods reflect the results of the national economic activities from different angles. The production method is a measure of the newly created value of resident units during the accounting period from the perspective of production by deducting the value of the intermediate products invested in the production process from the total value of the products produced by the various sectors of the national economy in the accounting period and obtaining Value Added. The calculation formula is: Value Added = Total Output - Intermediate Input. Income law is to create income from the production process point of view, according to the factors of production in the production process should be reflected in the share of income