Which are the new frontiers in central banking? Which things have changed in the aftermath of the financial, economic and sovereign debt crisis? These are questions raised frequently by central bankers, academics and interested observers alike. There are quite a few areas to cover in answering...

Macroprudential policy is perhaps the most important new development in central bank policymaking circles since the global financial crisis, and reliance on such policies has continued to spread. The crisis, which showed the limits of conventional monetary policy as a tool to deal with financial...