» Thinking Clearly about Economic Inequality, Cato Institute Policy Analysis, no.640, July 14, 2009

» In Pursuit of Happiness Research: Is It Reliable? What Does It Imply for Policy? , Cato Institute Policy Analysis no. 590, April 11, 2007

» Noble Lies, Liberal Purposes, and Personal Retirement Accounts, Cato Institute Social Security Choice Papers, no. 34, June 28, 2005