The number of central banks in the world is approaching 180, a tenfold increase since the beginning of the twentieth century. What lies behind the spread of this economic institution? What underlying process has brought central banks to hold such a key role in economic life today? This book...

The effectiveness of monetary policy hinges on the central bank's ability to influence market expectations. Central bank transparency is a means toward this end. However, the more effective the central bank is at influencing the market's expectations, the greater is the potential for market...

The swiftness and devastating impact of recent financial crises have taken many market participants by surprise and pose challenges for economists seeking a theory of the onset of a crisis. We propose such a theory based on two features. The actions of diverse economic actors which undermine the...

What are the welfare effects of enhanced dissemination of public information through the media and disclosures by market participants with high public visibility? We examine the impact of public information in a setting where agents take actions appropriate to the underlying fundamentals, but...