Extensive prior research on the economics of European monetary union highlighted some potential risks (the known unknowns) but overlooked others (the unknown unknowns). Asymmetries among participating countries, the potentially destabilising character of a one-size-fits all monetary policy, the...

The long-term decline in gross public investment in European Union countries mirrors the trend in other advanced economies, but recent developments have been different: public investment has increased elsewhere, but in the EU it has declined and even collapsed in the most vulnerable countries,...