The goods and services that a country produces are not planned by anyone. production is determined by the interaction of supply and demand and signaled to producers through the price system.
一个国家生产的商品和服务不是由任何人计划的；生产是由供求关系决定的，通过价格体系来传递信息。
There are external costs when the price set by buyers and sellers of goods fails to include some costs, to anyone, that result from the production and use of the goods.
当由购买者和销售者所设定的货物价格没有包含一些对任何人来说来自于生产和使用这些货物导致的支出的时候，将存在外部成本。
It is only more recently that it has become increasingly understood that the production of goods is a waste of resources unless those goods can be sold at fair price within a reasonable time span.
只是在近些年来人们才越来越清楚的认识到，制造出的产品如果不能在一定的时间内以公平的价格卖出的话，就是一种资源的浪费。
应用推荐