Q.What is Personal Income? Distinguish it from Disposable Income.

Personal income is what households actually receive; disposable income is what they have left after paying their own direct taxes.

Personal Income (PI) is the total income actually received by households and individuals, which differs from National Income (income earned by all factors of production) in two directions:

• Corporate tax and undistributed profits are earned by companies but never reach households, so they are subtracted.
• Social security contributions are earned by employees but withheld before reaching them, so they too are subtracted.
• Transfer payments (old-age pensions, scholarships, unemployment relief, interest on public debt) are income households receive without performing any current productive service, so these are added even though they are not part of National Income.

Disposable Income (DI) goes one step further — it is the income households actually get to keep after meeting their own direct tax obligations:

$DI = PI - \text{Direct Taxes (paid by individuals)} - \text{Miscellaneous Fees and Fines}$ …

Students often confuse Personal Income with Disposable Income and use the terms interchangeably — Personal Income is received income before personal tax; Disposable Income is wh …