It's the book that made free trade famous: "The Wealth of Nations" by Adam Smith. But who's got time to read its 900-plus pages? Humorist P.J. O'Rourke did and wrote his own book about it. He talks with Kai Ryssdal.
Andrew Carnegie spent half a lifetime amassing great wealth, and the other half trying to give it away. Host Kai Ryssdal speaks with author David Nasaw about his biography of the famed businessman and philanthropist.