1. Production, information costs, and economic organization;Alchian;American Economic Review,1972
2. Prison Health Services: an overview;Anno;Journal of Correctional Health Care,2004
3. Ownership and performance in competitive environments: a comparison of the performance of private mixed and state-owned enterprises;Boardman;Journal of Law and Economics,1989
4. Release from prison-a high risk of death for former inmates;Binswanger;New England Journal of Medicine,2007
5. Business Week. Prison health services' hard time. Business Week (May 18, 2005). http://www.businessweek.com/bwdaily/dnflash/may2005/nf20050518_2061_db008.htm.