马克思主义经济学关于商品从而社会总产品的价值构成分析法是理解市场经济内需不足一般成因的理论基础。与西方经济学不同,马克思主义经济学的逻辑起点是商品,而非“经济人”。单个商品(包括劳务商品)是“财富的元素形式”。商品价值由C+V+M构成,其中C代表单位商品中已消耗的生产 The value analysis of Marxist economics about commodities and the total social product constitutes a theoretical basis for understanding the general causes of insufficient domestic demand in a market economy. Different from western economics, the logical starting point of Marxist economics is commodity, not “economic man.” A single product (including service goods) is “an elemental form of wealth.” The value of the commodity consists of C + V + M, where C represents the consumed production of the unit commodity