什么是NNP?什么是NI、PI、DPI?NNP简单地说,NNP=GNP-折旧。NI(National Income) is the income earned by the factors of production。简单地说,国民收入NI=NNP-间接税和企业转移支出+政府对企业补贴。PI(Personal Income) is the income received by households。简单地说,个人收入PI=NI-挣到但没有收到的收入+收到的但不是挣到的收入(政府对私人的转移支出)。DPI(Disposable Personal Income) is income remaining after paying personal income taxes。简单地说,DPI=PI-所得税=个人消费C+个人储蓄S。CRB是期货价格指数,反映期货价格的高低。ECI是就业成本指数。