1. Department of Health Services; University of Washington, Seattle and the National Bureau of Economic Research, Cambridge MA; Seattle WA USA
2. Department of Health Care Policy; Harvard Medical School; Boston MA USA
3. Leonard D. Schaeffer Center for Health Policy and Economics; University of Southern California; California USA
4. Irving B. Harris School of Public Policy Studies; University of Chicago; Chicago USA
5. National Pharmaceutical Council; Washington D.C. USA