We study how determinacy and learnability of global rational expectations equilibrium may be affected by monetary policy in a simple, two country, New Keynesian framework. The two blocks may be viewed as the U.S. and Europe, or as regions within the euro zone. We seek to understand how monetary...

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....