剩余价值理论是马克思“资本论”的核心,也是马克思在政治经济学上的一大贡献。马克思在分析研究了商品的生产和流通后,指出资本的增殖来源于商品价值的增殖,这一增殖是在生产领域中发生的,商品在流通领域中的流通只是为价值增殖过程作准备。商品价值增殖在生产领域中是如何产生的?马克思认为这个增殖完全是由资本构成中的可变资本,也就是劳动力 The theory of surplus value is the core of Marx's “capitalism” and is also a major contribution of Marx in political economy. After analyzing and studying the production and circulation of commodities, Marx pointed out that the proliferation of capital comes from the proliferation of commodity values. This proliferation takes place in the field of production. The circulation of commodities in circulation is only for the process of value proliferation. How does the proliferation of commodity value arise in the field of production? According to Marx, this proliferation is entirely due to the variable capital in the composition of capital, that is, the labor force