Health Insurance in Practiceby William A. Glaser;Health of Nations: An International Perspective on U.S. Health Care Reformby Laurene A. Graig;Changing to National Health Careby Robert P. Huefner; Margaret P. Battin;Continuity and Crisis in the NHSby Ray Loveridge; Ken Starkey;Health Care Systems and Their Patientsby Marilynn M. Rosenthal; Marcel Frenkel;Planned Markets and Public Competitionby Richard B. Saltman; Casten von Otter;Improving Health Policy and Management: Nine Critical Research Issues for the 1990sby Stephen M. Shortell; Uwe E. Reinhardt