Howard Chang writes on a wide variety of subjects, including immigration policy, international trade, and environmental protection. His publications include ”A Liberal Theory of Social Welfare: Fairness, Utility, and the Pareto Principle” (Yale Law Journal 2000) and “Liberalized Immigration as Free Trade: Economic Welfare and the Optimal Immigration Policy” (University of Pennsylvania Law Review 1997). His scholarship has also appeared in the Southern California Law Review, the Georgetown Law Journal, the Journal of Political Economy, the American Economic Review, and the RAND Journal of Economics. He has served on the Board of Directors of the American Law and Economics Association, and his interests include a broad range of topics in the economic analysis of law.