The standard policy rule of the Mundell-Fleming model states that under a flexible exchange rate regime with perfectly elastic capital flows, monetary policy is effective and fiscal policy is not. The rule ignores the effect of a change in the nominal exchange rate on the domestic price level....

<italic>The euro crisis has been typically presented as excessive fiscal deficits leading to the accumulation of unsustainable public debts. This debt and deficit diagnosis applied most notably in Greece and Italy, but also in Portugal and Spain (the 'PIGS'). Implicit in much of the analysis, and...</italic>