For most employers, cost sharing solves some problems of retiree benefits costs.
D017047:Cost Sharing / Q000706:statistics & numerical data*; D003625:Data Collection; D006264:Health Benefit Plans, Employee / Q000191:economics* / Q000706:statistics & numerical data; D012179:Retirement / Q000191:economics* / Q000706:statistics & numerical data; D014481:United States