The lesson of the sovereign debt crises of the 2010s, and of the outbreak of the COVID-19 pandemic is that EMU irreversibility, if not to remain a wishful statement in the founding treaties, necessitates to be completed by carefully designed ramparts for extraordinary times beside regulations...

‘Austerity' was the 2010 word of the year according to the Merriam-Webster Dictionary, with more that 250,000 clicks on the online edition. This papers examines fiscal austerity in the specific context of the 12 early members of the European Economic and Monetary Union and, for comparative...