This brief provides a detailed description of the Stability and Growth Pact, an agreement entered into by the member states of the European Union that has far-reaching implications for the long-run value of the euro, and therefore, on the real economy in terms of output growth and employment....

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...