http://www.vox.com/policy-and-politi...stem-explained
they have an interesting set up. some good ideas there.
I don't think this will work for USA.
california is setting up a single payer system. lets see how this plays out.
http://www.latimes.com/politics/la-p...426-story.html
reasons why single payer won't work, but it discusses the voluntary "public option".
http://washingtonmonthly.com/2017/04...-single-payer/