The State of Working America by Larry Mishel – Great data book on economics and inequality.
The Price of Inequality by Joseph Stieglitz
Freefall: America, Free Markets and the Sinking of the World Economy by Joseph Stiglitz
One World, Ready or Not: The Manic Logic of Global Capitalism by William Greider
Everything for Sale: The Virtues and Limits of Markets by Robert Kuttner