1. Trends in retail prices of brand name prescription drugs widely used by older Americans: 2006 to 2020 Author(s): Schondelmeyer, Stephen W., authorPurvis, Leigh, author Publication: Washington, DC : AARP Public Policy Institute, June 2021 Subject(s): Economics, Pharmaceutical -- trendsPrescription Drugs -- economicsPrescription Drugs -- statistics & numerical dataUnited States