New Keynesian macroeconomic models have generally emphasized that expectations of future output are a key factor in determining current output. The theoretical motivation for such forward-looking behavior relies on a straightforward generalization of the well-known Euler equation for...

This brief examines two issues of current interest concerning inflation: (1) whether "well-anchored" expectations will help to restrain inflation's decline and whether an "un-anchoring" of expectations could lead to undesirably high inflation and (2) to what extent output (or utilization) gaps...