Research & Analysis by Gerda G. Fillenbaum

Work After Retirement: Some Psychological Factors
from Social Security Bulletin, Vol. 38, No. 7 (released July 1975)
by George L. Maddox and Gerda G. Fillenbaum

Work After Retirement
from Social Security Bulletin, Vol. 36, No. 9 (released September 1973)
by Gerda G. Fillenbaum and George L. Maddox