TIL that "disposable income" is not what I thought it meant. > Disposable income is total personal income minus personal current taxes. > (...) > Discretiona

TIL that "disposable income" is not what I thought it meant. > Disposable income is total personal income minus personal current taxes. > (...) > Discretionary income is disposable income (after-tax income), minus all payments that are necessary to meet current bills. It is total personal income after subtracting taxes and minimal survival expenses (...) "Discretionary income" sounds odd to me, but probably derives from the more logical "discretionary spending". Source: https://en.wikipedia.org/wiki/Disposable_and_discretionary_income https://en.wikipedia.org/wiki/Disposable_and_discretionary_i...