请英语高手帮忙分析句子结构 帮忙划分一下这个句子的结构。

句子主干：it is the demand
Thus（状语）, （in the American economic system 地点状语）it is the demand （of individual consumers定语，修饰demand）, （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. 定于修饰demand）

在看哪个非谓语结构
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. 定语从句 修饰desire of businessmen 和the desire of individuals ）

这样，在美国的经济系统中，这不仅是个体消费者的需求，还牵连着生意人的利润最大化和个体的收入最大化的愿望。这两者一起决定了什么东西要被投产和如何生产