RESEARCH SEMINAR IN INTERNATIONAL ECONOMICS School of Public Policy University of Michigan Ann Arbor, Michigan 48109-1220 Discussion Paper No. 398 Issues of Environmental and Labor Standards in the Global Trading System Drusilla K. Brown Tufts University Alan V. Deardorff University of Michigan Robert M. Stern University of Michigan May 19, 1997 Recent RSIE Discussion Papers are available on the World Wide Web at: http://www.spp.umich.edu/rsie/workingpapers/wp.html