title: Commentary: The hidden and not so hidden benefits of work: identity, income and interaction.
authors.affiliation: Harvard Center for Population and Development Studies, Harvard University, 9 Bow St., Cambridge, MA 02138. lberkman@hsph.harvard.edu.
authors.forename: Lisa F
authors.initials: LF
authors.lastname: Berkman
mesh_terms: D000375:Aging / Q000523:psychology*; D003863:Depression / Q000453:epidemiology*; D057172:Economic Recession; D005260:Female; D006801:Humans; D008297:Male; D012179:Retirement / Q000706:statistics & numerical data*; D014478:Unemployment / Q000523:psychology*