Third, at a time when policy space for demand policies is limited or exhausted, and when global policymakers are concerned about the risk of secular stagnation, supply-side policies come to the forefront. But coordination is difficult on structural reforms, which are different across countries.
Introducing Prof. Stiglitz is a challenge because he is so well known and that no introduction can be original or revealing. It is a challenge also because his contribution to public policy has been so enormous and phenomenal that it is difficult to summarize that briefly.