After two decades of successfully restoring price stability in much of the world economy, central banks begin the next millennium facing a new set of challenges. One key task is how to conduct monetary policy in an era of price stability. Clearly, policymakers would like inflation to remain...

In the spring of 2004, there was widespread expectation in financial markets that the Federal Reserve would shortly begin the process of raising its federal funds rate target back toward a more normal level. At the time, there was considerable concern that removing policy accommodation could...