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Copayments and demand for medical care : the California medicaid experience
Helms, L. Jay, (1978)
Economics in health care
Weeks, Lewis E., (1977)
The erosion of the medical marketplace
Newhouse, Joseph P., (1977)
Foundational Ethics of the Health Care System : The Moral and Practical Superiority of Free Market Reforms
Sade, Robert M., (2010)