Base amount (or base value, or basic amount, or basic value) (Belarusian: базавая велічыня, Russian: базовая величина; commonly abbreviated as БВ or б. в.) is sort of notional amount used in Belarus to keep amount of pensions, scholarship, social welfare payments, duties, taxes, and fines in the text of laws stable and relevant regardless of the level of inflation. Base amount (Polish: kwota bazowa) is also used in Poland to keep pensions on a stable level, regardless of inflation.