Question

What is main source of income?​

Answer 1

The Difference between what is charged from borrowers and what is paid to depositers is their main source of income.

Answer 2

Answer:

Income is money (or some equivalent value) that an individual or business receives, usually in exchange for providing a good or service or through investing capital. Income is used to fund day-to-day expenditures. Investments, pensions, and Social Security are primary sources of income for retirees.