Marc T. Law is an associate professor in the Department of Economics at the University of Vermont. He is an applied microeconomist with research interests in the fields of regulation, political economy, and economic history. He has written extensively about the origins and effects of regulation in early twentieth-century America. His most recent project concerns the political economy of federalism and urban growth. His work has appeared in the Journal of Law and Economics, the Journal of Law, Economics, and Organization, the Journal of Economic History, the Journal of Regional Science, and other outlets. His email address is marc.law@​uvm.edu.