Euroalue
The euro area, also known as the eurozone, is a monetary union of 20 European Union (EU) member states that have adopted the euro (symbol: €) as their primary currency. The euro is the second-largest reserve currency and the second-most traded currency in the world. The decision to adopt the euro is a voluntary one for EU member states, but they must meet certain economic convergence criteria, known as the Maastricht criteria, to be eligible. These criteria include price stability, sound public finances, and exchange rate stability. The European Central Bank (ECB), located in Frankfurt, Germany, is responsible for managing monetary policy for the entire euro area. The ECB works in conjunction with the national central banks of the member states, forming the European System of Central Banks (ESCB). The euro was introduced as an accounting currency in 1999 and entered circulation as physical cash in 2002. The euro area aims to promote economic integration and stability among its member countries, facilitating trade and investment by eliminating currency exchange costs and risks. The current members of the euro area are Austria, Belgium, Croatia, Cyprus, Estonia, Finland, France, Germany, Greece, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Portugal, Slovakia, Slovenia, and Spain.