20世纪30年代之前,新古典经济学派有一种理论,叫做“供给自动创造需求”。这种理论认为经济运行的主要矛盾在于生产而不在于消费。社会经济发展的实践否定了这一理论。在市场经济条件下,生产和再生产能够顺畅进行,国民经济得以实现良性循环,核心条件在于生产所形成的供给能够被 Before the 1930s, the neoclassical school of economics had a theory called “supply creates demand automatically.” This theory holds that the main contradiction in economic operation lies in production rather than consumption. The practice of socio-economic development has denied this theory. Under the conditions of a market economy, production and reproduction can proceed smoothly and the national economy can achieve a virtuous circle. The core condition is that the supply formed by the production can be