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The ECB is the central bank for Europe's single currency, the euro. The ECB’s main task is to maintain the euro's purchasing power and thus price stability in the euro area. The euro area comprises the 16 European Union countries that have introduced the euro since 1999.
The logo of the ECB and its name in the Treaty languages of the EU
The Eurosystem comprises the ECB and the NCBs of those countries that have adopted the euro. The Eurosystem and the ESCB will co-exist as long as there are EU Member States outside the euro area.