Using the Urban Institute's Health Insurance Policy Simulation Model, a new report has estimates of coverage and health care spending implications of a Medicare buy-in policy targeting adults ages 50 to 64, similar to proposed legislation.
The report can be obtained at https://www.urban.org/sites/default/files/publication/103348/the-effects-of-medicare-buy-in-policies-for-older-adults-on-health-insurance-coverage-and-health-care-spending.pdf.