currency
Money, money, is a special commodity in the exchange of goods and services in a particular country or economy, or a special commodity that repays the debt. Money is a tool used as a trading medium, storage value and accounting unit. The currency includes the currency in circulation, especially the legal currency, but also the various savings deposits. In the modern economic field, only a small part of the monetary field is displayed in the form of physical currency, that is, the actual application of paper money or coins (collectively, "notes"), Most transactions use checks or electronic money. A currency area is a country or region that circulates and uses a single currency. Different currency areas need to introduce the concept of exchange rates when they are exchanged for each other. ...