However, central banks may purchase government bonds in order to finance authorities spending, thereby monetizing the debt. Governments may create cash to monetize their money owed, thereby removing the need to pay curiosity. This practice, also called quantitative easing, reduces government curiosity costs but does not really cancel authorities debt. Governments normally borrow by issuing securities, authorities bonds, and bills. Less creditworthy nations typically borrow directly from a supranational group (e.g., the World Bank) or international monetary institutions. The time period “leverage” is used in a unique way in investments and corporate finance, and has multiple definitions in each area.