Government revenue-government expenditure = surplus (government budget surplus). Budget surplus means that government revenue exceeds expenditure; Corresponding to the budget deficit. Government budget deficit = government budget expenditure-government budget revenue, that is, T-G, where T refers to tax revenue and G refers to government expenditure.

Fiscal deficit refers to the difference between annual fiscal expenditure and fiscal revenue, which is usually expressed in red letters in accounting, so it is called fiscal deficit. Also known as the budget deficit.

The calculation formula of the central fiscal deficit is: central fiscal deficit = (central fiscal revenue+revenue transferred to the central budget stabilization fund)-(central fiscal expenditure+expenditure arranged or supplemented by the central budget stabilization fund).

The difference between national general public budget expenditure and income = total expenditure (national general public budget expenditure+supplementary budget stabilization fund)-total income (national general public budget income+national financial transfer payment funds and the use of carry-over balance).

The difference between central general public budget expenditure and income = total expenditure (central general public budget expenditure+supplementary central budget stabilization fund)-total income (central general public budget income+central financial transfer payment funds).

The difference between local general public budget expenditure and income = local general public budget expenditure-total income (local general public budget income+local finance transfer funds and carry-over balance use).