The potential advantages of such disclosure could lie in an increased predictability of monetary policy, which should ultimately enhance the policy’s effectiveness due to a stronger effect on expectations. The most far-reaching approach is taken by a few central banks that communicate a quantified future own interest rate path (and the uncertainty surrounding it).
Higher priority was given to supplying new euro banknotes to customers than to returning legacy banknotes to  BIS Review 54/2002  1  their respective national central bank, and so the latter process took some time. As a result, the number of euro banknotes in circulation reached its peak on 15 January 2002 [8.1 billion banknotes].