1. Coase, R.H. (1988). The nature of the firm. In R.H. Coase,The firm, the market and the law (pp. 33–35). Chicago, IL: University of Chicago Press.
2. Dorwart, R.A., & Schlesinger, M. (1988). Privatization of psychiatric services.American Journal of Psychiatry, 145, 543–553.
3. Demsetz, H. (1993). The theory of the firm revisited. In O. Williamson & S. Winter (Eds.),Evolution and development. New York, NY: Oxford University Press.
4. Farris, J., & Grady, E. (1986). Contracting out: For what? With whom?Public Administration Review, 46, 332–344.
5. Frank, R.G., & Gaynor, M. (1993). State government choice of organizational structure for local mental health systems: An exploratory analysis. In T. Hu, A. Rupp, R.M. Scheffler, & L.F. Rossiter (Eds.),Advances in health economics and health services research (14). Connecticut: JAI Press.