1. Culyer A. Need and the National Health Service. Oxford: Martin Robertson, 1976.
2. Monopsony power in the market for nurses;Sullivan;Journal of Law and Economics,1989
3. Uncertainty and the welfare economics of medical care;Arrow;American Economic Review,1963
4. Pauly MV. A primer on competition in nedical markets. In: Frech III HE, editor, Health Care in America. San Francisco: Pacific Research Institute for Public Policy, 1988.
5. Evans RG. Strained Mercy: The Economics of Canadian Health Care. Toronto: Butterworth, 1984.