Charity Care, Risk Pooling, and the Decline in Private Health Insurance
研究慈善医疗如何通过影响风险池结构，导致私人健康保险参保率下降，对理解美国医保市场变化有参考价值。
Charity Care, Risk Pooling, and the Decline in Private Health Insurance by Michael Chernew, David Cutler and Patricia Seliger Keenan. Published in volume 95, issue 2, pages 209-213 of American Economic Review, May 2005