数学中国w, madio,net 166 The UMAP Journal 29.2(2008) the proportion of the health care cast In the rumber of alekhed the coverage of the heal there insurance -the rumber af doctors -the anticipated lifer infant mortality Health expendi ture pe 2012002 epita Figure l The satisfactian curve after tment The satisfaction has a rising trend when an index rises. The coverage of healthcare insurance improves the result to the greatest degree. So in- creasing the coverage of healthcare insurance is a good way to improve the performance of the U.S. healthcare system Advice to the healthcare System of U.S According to the analysis above, the most important problem in the healthcare system of the U.S. is coverage. Though the government has established insurance for the elderly and for children, a lot of people still fail to buy insurance because it is expensive. Universal healthcare coverage will not only lead to faimess in healthcare but also encourage insurers to give better service Based on this, we bring up a plan of a"medical insurance voucher" to make the U.S. reach universal healthcare coverage rapidly. We sug gest that the government run an insurance institution itself, while at the same time encouraging commercial healthcare insurance institutions. The government should put out the same"medical insurance voucher"to all residents, who can choose a healthcare insurance institution in which to To fund this program, we would tax smoking and alcohol consumption.数学中国 www.madio.net