1. From the Institute for Healthcare Policy and Innovation, the Department of Health Management and Policy, School of Public Health, and the Gerald R. Ford School of Public Policy (J.Z.A., H.L.), the Division of General Medicine, Medical School (J.Z.A.), the Department of Economics, College of Literature, Science, and the Arts (G.M.E.), the Institute for Research on Labor, Employment, and the Economy (D.R.G.), and the Institute for Social Research (H.L.) — all at the University of Michigan, Ann Arbor.