The New-Keynesian Phillips curve plays a central role in modern macroeconomic theory. A vast empirical literature has estimated this structural relationship over various postwar full-samples. While it is well know that in a New-Keynesian model a weak central bank response to inflation generates...

This paper re-considers the empirical relevance of the Lucas critique using a sticky price model in which a weak central bank response to inflation generates equilibrium indeterminacy. The model is calibrated on the magnitude of the historical shift in the Fed's policy rule and is capable of...