What is the difference between the public debt and the deficit?
The deficit is the difference between the money Government takes in, called receipts, and what the Government spends, called outlays, each year. Receipts include the money the Government takes in from income, excise and social insurance taxes as well as fees and other income. Outlays include all Federal spending including social security and Medicare benefits along with all other spending ranging from medical research to interest payments on the debt. When there is a deficit, Treasury must borrow the money needed for the government to pay its bills. We borrow the money by selling Treasury securities like T-bills, notes, Treasury Inflation-Protected securities and savings bonds to the public. Additionally, the Government Trust Funds are required by law to invest accumulated surpluses in Treasury securities. The Treasury securities issued to the public and to the Government Trust Funds (intragovernmental holdings) then become part of the total debt. One way to think about the debt is as
