title: Employment-based retirement plan participation: geographic differences and trends, 2005.
authors.forename: Craig
authors.initials: C
authors.lastname: Copeland
mesh_terms: D000328:Adult; D000368:Aged; D004651:Employment; D005260:Female; D005843:Geography; D006801:Humans; D008297:Male; D008875:Middle Aged; D010415:Pensions / Q000706:statistics & numerical data; D012179:Retirement / Q000639:trends*; D014481:United States