经济学规律中,一个非常有意思的规律叫做边际效用递减。这规律不但很有意思,而且和我们日常生活联系非常密切。 什么叫边际效用递减?翻开教科书,正儿八经的解释是:边际效用递减,是指每增加一个消费单位,它所能给消费者带来的满足程度,逐步递减。 In the laws of economics, a very interesting law is called diminishing marginal utility. This law is not only very interesting, but also very close to our daily life. What is the marginal utility of diminishing? Open textbooks, positive children are explained by eight: the diminishing marginal utility, is for each additional unit of consumer spending, it can give consumers the degree of satisfaction, and gradually diminished.