With the extension of its competence for social policy legislation in the Maastricht and Amsterdam treaties, the EU has adopted a significantly new social dimension in the past ten years. According to the Copenhagen criteria, the CEEC candidate countries have to adopt the former via the acquis...

In a baseline micro model a band of inaction due to hiring- and firing-costs is widened by option value effects of exchange rate uncertainty. Based on this micro foundation an aggregation approach is presented. Under uncertainty, intervals of weak response to exchange rate reversals (called...