Empirical evidence shows that government spending crowds in private consumption, a Keynesian phenomenon. The current, state of the art, New Keynesian models based on optimizing households and firms are not able to predict such a result. In this paper, we critically analyse fiscal policy in these...

Central banks only caring about inflation stability seem to follow a standard Taylor rule. The alleged reaction to the output gap could be a reaction of the nominal interest rate to variations in the natural real rate of interest.

Empirical evidence shows that government spending crowds in private consumption, a Keynesian phenomenon. The current state of the art, New Keynesian models based on optimising households and _rms, is not able to predict such a result. We show with a graphical framework as well as a formal model...