The European Central Bank is seated in Frankfurt, Germany, and is in charge of the monetary policy of the eurozone.
Euro coins and banknotes of various denominations
The euro sign; logotype and handwritten
Budget deficit of the eurozone compared to the United States and the United Kingdom.
Secondary market yields of government bonds with maturities of close to 10 years

Official currency of 19 of the member states of the European Union.

- Euro

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Euro sign

Graphic construction of the euro logo
The euro sign in a selection of typefaces
The euro sign; logotype and handwritten
Euro sign on a €50 banknote
A euro light sculpture at the European Central Bank in Frankfurt

The euro sign is the currency sign used for the euro, the official currency of the eurozone and unilaterally adopted by Kosovo and Montenegro.

ISO 4217

Published in 1978.

An airline ticket showing the price in the ISO 4217 code "EUR" (bottom left) and not the currency sign €
A list of exchange rates for various base currencies given by a money changer in Thailand, with the Thailand Baht as the counter (or quote) currency. Note the Korean currency code should be KRW.

The inclusion of EU (denoting the European Union) in the ISO 3166-1 reserved codes list allows the euro to be coded as EUR rather than assigned a code beginning with X, even though it is a supranational currency.

Member state of the European Union

Political and economic union of 27 member states that are signatories to the founding treaties of the union and thereby share in the privileges and obligations of membership.

Member states of the European Union (dark blue) (1993–present). Pre-1993, the EU was known as the European Communities (sky blue). Animated in order of accession and secession.
A 2011 'family photo' of the European Council, which comprises the heads of state or government of the member states, along with President of the European Council and the President of the European Commission

They all use the euro as their currency.

Maastricht Treaty

Foundation treaty of the European Union .

The Treaty of Maastricht, here shown at an exhibition in Regensburg. The book is opened at a page containing the signatures and seals of the ministers representing the heads of state of Belgium, Denmark, Germany and Greece
Stone memorial in front of the entry to the Limburg Province government building in Maastricht, Netherlands, commemorating the signing of the Maastricht Treaty
Ratification of the treaty was completed by then twelve members of the EC by mid 1993 and came into legal force on 1 November 1993.

Concluded in 1992 between the then-twelve member states of the European Communities, it announced "a new stage in the process of European integration" chiefly in provisions for a shared European citizenship, for the eventual introduction of a single currency, and (with less precision) for common foreign and security policies.

Unit of account

One of the money functions.

The supply and demand model describes how prices vary as a result of a balance between product availability and demand. The graph depicts an increase (that is, right-shift) in demand from D1 to D2 along with the consequent increase in price and quantity required to reach a new equilibrium point on the supply curve (S).

Many international transactions continue to be settled in this way, using a national value (most often expressed in the US dollar or euro) but with the actual settlement in something else.

Cent (currency)

Monetary unit of many national currencies that equals 1⁄100 of the basic monetary unit.

A United States one-cent coin, also known as a penny.
A Russian one-kopek coin

Euro – the coins bear the text "Euro cent". Greek coins have ΛΕΠΤΟ ("lepto") on the obverse of the one-cent coin and ΛΕΠΤΑ ("lepta") on the obverse of the others. The actual usage varies depending on the language.

Euro coins

Finnish 2 euro coin national side
Cypriot 2 euro coin national side

There are eight euro coin denominations, ranging from one cent to two euros (the euro is divided into a hundred cents).


The European Central Bank (seat in Frankfurt depicted) is the supranational monetary authority of the eurozone.
Eurozone interest rates
Comparison of government surplus/deficit (2001–2012) of eurozone, United States and United Kingdom

The eurozone, officially called the euro area, is a monetary union of 19 member states of the European Union (EU) that have adopted the euro (€) as their primary currency and sole legal tender.


Standardization of money in any form, in use or circulation as a medium of exchange, for example banknotes and coins.

Cowry shells being used as money by an Arab trader.
The world's oldest coin, created in the ancient Kingdom of Lydia.
Song dynasty Jiaozi, the world's earliest paper money
Name of currency units by country, in Portuguese
Strength of currencies relative to USD as of April 2016
Currencies exchange logo

Under this definition, U.S. dollars (US$), euros (€), Indian rupee (₹), Japanese yen (¥), and pounds sterling (£) are examples of (government-issued) fiat currencies.

European Currency Unit

Unit of account used by the European Economic Community and composed of a basket of member country currencies.

The ECU replaced the European Unit of Account (EUA) at parity in 1979, and it was later replaced by the euro (EUR) at parity on 1 January 1999.