Policymakers wondering how a euro zone disintegration would play out could do worse than study one monetary union collapse that went well: the split of the Czech-Slovak currency union. The successful conversion of a federal currency into Czech and Slovak crowns on February 8, 1993, has become a model.
Although there were many differences between the Czechoslovak case and a potential euro zone breakup — not least the economic importance — it does bear some scrutiny………………………………………..Full Article: Source