“In explaining this Somalia-to-Sweden continuum, with poor violent repressive unhappy countries at one end and rich peaceful liberal happy ones at the other, correlation is not causation, and other factors like education, geography, history, and culture may play roles.60 But when the quants try to tease them apart, they find that economic development does seem to be a major mover of human welfare.61 In an old academic joke, a dean is presiding over a faculty meeting when a genie appears and offers him one of three wishes—money, fame, or wisdom. The dean replies, “That’s easy. I’m a scholar. I’ve devoted my life to understanding. Of course I’ll”