Billions of government dollars, and thousands of charitable organizations and NGOs, are dedicated to helping the world's poor. But much of their work is based on assumptions that are untested generalizations at best, harmful mispercep...

Two prize-winning economists show how economics, when done right, can help us solve the thorniest social and political problems of our dayThe experience of the last decade has not been kind to the image of economists: asleep at the wh...