各位同学，本人目前需要如下几篇文献，需要各位帮助，谢谢！
Pauly, M. (1986). 'Taxation, Health Insurance, and Market Failure in the Medical Economy', Journal of Economic Literature

Schneider, H. and Mathios, A. D. (2006), Principal Agency Theory and Health Care Utilization, Economic Inquiry, 44 (3)


Scheffler, R., S. Sullivan and T. Ho (1991), "The impact of Blue Cross and Blue Shield utilization management programs: 1980-1988", Inquiry 28:263-275.