The impact of the unit of observation on the measurement of the relative importance of Social Security benefits to the elderly.
Fisher
T Lynn
TL
Division of Policy Evaluation, Office of Research, Evaluation, and Statistics, Social Security Administration, USA.
D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D012179:Retirement / Q000191:economics*; D012943:Social Security / Q000191:economics*; D014481:United States