We study optimal nominal demand policy in an economy with monopolistic competition and flexible prices when firms have imperfect common knowledge about the shocks hitting the economy. Parametrizing firms' information imperfections by a (Shannon) capacity parameter that constrains the amount of...

The authors provides a rigorous analysis of Milton Friedman's parable of the 'helicopter' drop of money - a permanent/irreversible increase in the nominal stock of fiat base money which respects the intertemporal budget constraint of the consolidated Central Bank and Treasury - the State....

We consider optimal monetary stabilization policy in a New Keynesian model with explicit microfoundations, when the central bank recognizes that private-sector expectations need not be precisely model-consistent, and wishes to choose a policy that will be as good as possible in the case of any...