The question is too general

disposable personal income () The portion of income that all individuals (including private non-profit organizations) in a country actually get within a certain period of time (usually one year) and can be used for personal expenses or savings. Disposable personal income is equal to the balance of personal income after deducting income tax, inheritance tax and gift tax, real estate tax, poll tax, automobile use tax and non-commercial expenses paid to the government. Disposable personal income is considered as the most important determinant of consumer spending. Therefore, it is often used to measure the changes in a country's living standards. Generally speaking, it can include: various forms of salary, bonus, subsidy, deposit interest, investment income of stock creditor's rights, rental income, etc., as well as one-child subsidy, minority subsidy, subsistence allowance, subsidy for the needy, unemployment relief fund, etc. (this belongs to "government-to-individual transfer payment"), and then, after deducting personal income tax paid by individuals and statutory insurance funds such as unemployment and medical care, it is called.