The two concepts are different: income is the flow of money a nation or household receives in a year; wealth is the stock of assets it has accumulated over its life so far, minus its debts.

• 这两个概念是有区别的：收入指的是一个国家或者一个家庭一年内所获得的资本流量；而财富指的是在除去负债以后，到目前为止，个体在一生之中所积累的财产存量。