Retirement and the individual.
D000124:Achievement; D000368:Aged; D003469:Culture; D006801:Humans; D008136:Longevity; D008875:Middle Aged; D009042:Motivation; D010415:Pensions; D010551:Personality; D011593:Psychology, Social; D012106:Research; D012179:Retirement; D014481:United States; D014937:Work