回複：最新美國華人收入狀況調查---(轉)

"文中所列的收入均為稅前收入"

question: Does it include 401 K, etc, which is not taxable? I try to understand what this "before tax income" really is. On tax form, the before tax income means "taxable income", which is different from "total income including 401 K, etc"