Monetary models of the business cycle often neglect the importance of investment and the capital stock in the monetary transmission mechanism. Most of the recent literature assumes either investment adjustment costs or ignores capital altogether. This paper re-takes the argument put forward by...

Modern monetary policy analysis is built around the concept of an interest rate rule that responds to both inflation and output. This paper evaluates the quantitative implications of having a policy rule target different definitions of the output gap in a New Keynesian model with endogenous...

This paper evaluates New Keynesian models using RBC methods for a number of key macroeconomic variables. Its main findings are that the NK model provides a good description of the behaviour of real variables but performs very poorly when nominal variables are considered. The latter result is...

New Keynesian models of the business cycle have become the new paradigm of monetary economics, often used for policy analysis. This paper shows that this class of models fail in one crucial respect: they imply a strong negative contemporaneous correlation between inflation and output....