大学英语六级口试练习文章(2)Prices determine how resources are to be used
They are also the means by which products and services that are in limited supply are rationed among buyers
The price system of the United States is a complex network composed of the prices of all the products bought and sold in the economy as well as those of a myriad of services, including labor, professional, transportation, and public-utility services
The interrelationships of all these prices make up the “system” of prices
The price of any particular product or service is linked to a broad, complicated system of prices in which everything seems to depend more or less upon everything else
If one were to ask a group of randomly selected individuals to define “price”, many would reply that price is an amount of money paid