1. American Hospital Association, 1998. Annual Statistics. American Hospital Association, Chicago.
2. Uncertainty and the welfare economics of medical care;Arrow;Am. Econ. Rev.,1963
3. Ownership and performance in competitive environments: a comparison of the performance of private, mixed, and state-owned enterprises;Boardman;J. Law Econ.,1989
4. Borcherding, T.E., Pommerehne, F., Schneider, 1982. Considering the efficiency of private and public production: the evidence from five countries. Zeitschrift für Nationalökonomie/J. Econ.: Public Prod. (Suppl. 2), 127–156.
5. Cutler, D.M., Horwitz, J.R., 1998. Converting hospitals from not-for-profit to for-profit states: why and what effects? In: Cutler, D.M. (Ed.), The Changing Hospital Industry: Comparing Not-for-Profit Institutions. University of Chicago Press, Chicago, IL, pp. 45–79.