Helicopter money has once been proposed as a theoretical thought experiment by Milton Friedman in order to elucidate the effect of money injections into the macroeconomy over time. However, some Euro area member states nowadays consider helicopter money, i.e. permanent Quantitative Easing (QE),...

It is widely assumed that a common currency makes it desirable to have also a common fiscal policy. However, if fiscal policy is a source of shocks, independent national fiscal policies are generally preferable because they allow for risk diversification. -- Currency union ; fiscal policy...