Why do consumer prices and wages adjust so slowly to changes in market conditions? The rigidity or stickiness of price setting in business is central to Keynesi

The price adjustment process is crucial to almost any macroeconomic issue. Current macroeconomic literature features widely different models ranking from instan

These two volumes bring together a set of important essays that represent a "new Keynesian" perspective in economics today. This recent work shows how the Keyne

This book presents rigidity theory in a historical context. The combinatorial aspects of rigidity are isolated and framed in terms of a special class of matroid