title: Introduction and overview of the 2011 annual report of the Board of Trustees of the Federal Old-Age and Survivors Insurance and Federal Disability Insurance Trust Funds.
mesh_terms: D000206:Actuarial Analysis; D005380:Financing, Government / Q000191:economics*; D006801:Humans; D018868:Insurance, Disability / Q000191:economics* / Q000706:statistics & numerical data; D009826:Old Age Assistance / Q000191:economics* / Q000706:statistics & numerical data; D012943:Social Security / Q000191:economics* / Q000706:statistics & numerical data; D014341:Trustees; D014481:United States; D019131:United States Social Security Administration / Q000191:economics / Q000706:statistics & numerical data