Thus, in the American economic system it is the demand of individual consumers, coupled with the desire of businessmen to maximize profits and the desire of individuals to maximize their incomes that together determine what shall be produced and how resources are used to produce it.
因此，在美国的经济体系中，个体消费者的需求与商人试图最大化其利润的欲望和个人想 最大化其收入效用的欲望相结合，一起决定了什么应该被制造，以及资源如何被用来制造它们。