Defensive Expectations: Reinventing the Phillips Curve as a Policy Mix

This book explains why inflation remains subdued after recessions, based on three revolutionary concepts: defensive expectations, compensatory savings, and cumulative wage gap. When income falls, consumption falls, and savings rise, as people rebuild their past wealth. Households will not spend more until they fully recover what they lost. The revised Phillips Curve explains that current inflation depends on the cumulative difference between current income and past income.

This new theory ...