"I describe two amplifications mechanisms that operate during liquidity crises and discuss the scope for central bank policies during crises as well as preventive policies in advance of crises. The first mechanism works through asset prices and balance sheets. A negative shock to the balance...

This paper surveys the problems exposed by the global financial crisis in the areas of financial regulation and supervision and possible solutions. It also discusses a number of lessons for central bank policy as well as some international dimensions. The discussion is based on the view that...