teach policy reformers in the developing world." - Dani Rodrik, John F. Kennedy School of Government, Harvard University. "A … brilliant exercise in comparative economic history. The lessons of French reconstruction after World War II are of a critical … importance to the policy makers of the emerging world today." - Daniel Cohen, Professor, École Normale Supérieure and Columnist …

Behavioural insights (BI) has become widely used by public bodies around the world, mostly towards improving the way …