Josh Barro notes that marriage cannot be an entirely state issue because of the way in which it impacts things like Social Security and Medicare eligibility. Below is the majority of a post I wrote in September, 2011 on the subsidy of marriage provided by Social Security…..
Gene Steurle and Stephanie Rennane have a nice policy brief put out by the National Institute for Health Care Management on the lifetime contributions and benefits of Social Security and Medicare. This is mostly familiar stuff, with lifetime Medicare benefits consistently being several times larger than contributions to the pay-as-you-go program, and Social Security lifetime contributions and benefits being more similar for singles and two-earner couples. However, one thing jumped out from this figure (circled):