title: Population Aging and Econonic Growth.
mesh_terms: D017677:Age Distribution; D000368:Aged; D004651:Employment / Q000706:statistics & numerical data / Q000639:trends; D059066:Gross Domestic Product / Q000706:statistics & numerical data* / Q000639:trends; D006801:Humans; D008875:Middle Aged; D011157:Population Dynamics / Q000706:statistics & numerical data*; D014481:United States