Jack Harrington, an investment banker living in Nashville, was part of a group of mainly middle-class parents who gathered this year to research bringing charters to their communities.

WSJ: Segregation Fear Sinks Charter School

CRISIL, an impressive outfit, is furthest down this path with half its sales from abroad, mainly from helping banks with equity research and risk-management models, demand for which has soared thanks to more regulation in the rich world.

ECONOMIST: Credit-rating agencies