The euro has had a difficult second decade but the project has still had some important successes. The common currency is popular among the euro area's citizens, intra-European exchange rate instability has been removed and the ECB has successfully achieved its primary goal of price stability....

We use a bank-level data set to examine the behaviour of central bank reserves in the euro area banking system over the course of the ECB QE programme. Previous research on QE has generally paid little attention to the role of reserve dynamics within the banking system and some have assumed that...