One of the surprises in Thomas Piketty's best seller Capital in the Twenty-First Century is how grating the Frenchman's prose style turns out to be. Granted, Piketty has valid reasons for being perpetually outraged at his fellow economists"€™ ignorance and cupidity. In this post-1968 era in which the left has lost interest in the working class, the rich are getting richer a lot faster than anybody else is. But most economists haven"€™t been in a hurry to talk about this; after all, they primarily get paid by the wealthy. As Adam Smith might say today, "€œIt is not from ...