美国的医疗开支去年是3.4 trillion.全民医疗的估价是一年2.8-3.2 trillioin

https://www.theatlantic.com/health/archive/2017/06/how-we-spend-3400000000000/530355/

Medicare for all cost roughly $28-32 trillion over a decade.

https://www.crfb.org/blogs/how-much-will-medicare-all-cost

钱现在已经花了那么多，medicare for all只是说如何把钱分配好。