Two theses are presented and discussed throughout the paper. First, the limits on public deficits with the Stability and Growth Pact (SGP) do not correspond to the imposition of restrictive fiscal policies, but instead to the abandonment of an ultimate goal of economic policy: full employment....

The aim of this study is to assess to what extent the Portuguese participation in the European Monetary System has been characterized by mean reverting behaviour, as predicted by the exchange rate target zone model developed by Krugman (1991). Although exchange rate mean reversion is widely...