Indeed, the Treaty clearly states that this is the primary objective of European monetary policy and that, without prejudice to this stability, monetary policy contributes to the other objectives of economic policy.
In every country in the world the population is, I think, of the opinion that the first duty of the central bank consists in maintaining the purchasing power of the currency it issues. But this mandate is particularly stringent for the euro area, as was the case previously for the Bundesbank in Germany.