曼昆经济学书中提到GDP的投资部分包括购买新住房。为什么强调是新住房?

2024-11-30 17:55:59
推荐回答(2个)
回答1:

新住房就是别人刚建起来的房,新建的房就像厂家生产的新产品一样,它第一次交易的价格表明了它的价值(产出),这部分当然应该算在GDP中;而二手房交易的价格则不能算在GDP中,因为房子在建起来的时候就已经将其价值算在GDP中,如果二手房再次交易的价格也可以算入GDP中的话,那么,要是一栋房子交易10次,那不是10次都要算入GDP中?
他在这里强调购买新住房,只是为了说明只有购买新住房的投资才能算在GDP内,而购买二手房的投资不能算在GDP内。
例如 甲把一件10元的新产品卖给乙,乙再8元卖给丙,丙再6元卖给丁,如果每次交易都算入GDP,那不就重复计算了吗。你想一件产品只不过从一个人手里到另一个人手里,就会使GDP增加。那么国家只管每天搬运货物就可以了,不用搞生产,GDP也会迅速增加。哈·····

回答2:

不是二手房啊,你说你买了一套房子自己住那是rising standard of life 或者是maximum utility,你买第二套房子不是租出去就是准备投机倒把,你说是不是投资?

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