1. Adverse selection and adverse retention;Altman;American Economic Review,1998
2. Setting payment rates for capitated systems: a comparison of various alternatives;Anderson;Inquiry,1990
3. Uncertainty and the welfare economics of medical care;Arrow;American Economic Review,1963
4. How well do models work? Predicting health care costs;Ash,1998
5. Risk adjusted payment models for the non-elderly;Ash,1998