The Phillips curve was init-ally formulated as a relationship between the rate of change and unemployment, yet what matters for stabilization policy is the rate of inflation, not the rate of wage change. This paper provides new estimates of Phillips curves for both prices and wages extending...

This paper introduces a new approach to the empirical testing of the Lucas- Sargent-Wallace (LSW) "policy ineffectiveness proposition." Instead of testing that hypothesis in isolation from any plausible alternative, the paper develops a single empirical equation explaining price change that...