The financial crisis which started in 2007 has caused a tremendous challenge for monetary policy. The simple concept of inflation targeting has lost its position as state of the art. There is a debate on whether the mandate of a central bank should not be widened. And, indeed, monetary policy...

In this paper I outline - from a practitioner's as well as from a researcher's perspective - several of the key developments that took place during the last century in monetary policy. In particular, I describe how the monetary system evolved from gold standard, prevailing throughout most of the...