The American economic system is organized around a basically private-enterprise and market-oriented economy in which consumers largely determine what shall be produced by spending their money in the marketplace for those goods and services that they want most. 句子主干: The American economic system is organized ... 结构分析: in which 是a basically private-enterprise and market-oriented economy 的定语从句，在这个定语从句中 determine 有个宾语从句 what shall be produced by spending their money in the marketplace for those goods and services that ... 在这个宾语从句中 that they want most 是 those goods and service 的定语从句 [参考译文] 美国的经济体系是围绕着一个基本上是私有企业和市场导向的经济为框架而建立的。在这种经济中，消费者很大程度上通过在市场上为那些他们最想要的货品和服务花钱付费来决定什么应该被生产制造出来。