There are cases where the governments may not always serve the public interest. The implication seems to be that governments can help out but only if properly constrained. The impact of these ideas on monetary policy led to creation of Central banks. As far as fiscal policymaking is concerned, the evolution has been slower. It would seem that we are now ready to move to the next step, replacing rules with adequate incentives backed by institutions - fiscal policy committees.
free text keywords: policies, institutions, rules., jel:G00, jel:G28