Economic assumptions underlying the medium-range projections of the Federal old-age and survivors insurance, and disability insurance trust funds, 1966-1975.
- [Washington] U.S. Dept. of Health, Education, and Welfare, Social Security Administration, Division of Program Research, 1961.
- vi, 40 p. tables. 27 cm.
hew62000073
Old age pensions--United States. Social security--United States.