1. No Social Security COLA causes Medicare flap Author(s): Munnell, Alicia H., authorChen, Anqi, author Publication: Chestnut Hill, MA : Center for Retirement Research at Boston College, August 2015 Subject(s): Medicare Part B -- economicsSocial Security -- economicsForecastingMedicare Part B -- trendsSocial Security -- trendsHumansUnited States