In recent years spectacular attempts by various major industrialized countries to reduce government expenditure have met with limited success and given rise to heavy controversies. What are the lessons to be learnt? What are the principles to be followed in cutting government expenditure?

The Greek government budget situation plays a central role in the debt crisis in the euro area. Strong consolidation measures need to be implemented, with potential adverse effects on the Greek economy and further credit requirements. Debt conversion might therefore become a reasonable...