Research and Analysis by Eduard A. Lopez

Constitutional Background to the Social Security Act of 1935
from Social Security Bulletin, Vol. 50 No. 1 (released January 1987)
by Eduard A. Lopez

Purchasing Power of U.S. Social Security Benefits Abroad, 1970–82
from Social Security Bulletin, Vol. 46, No. 9 (released September 1983)
by Jonathan Aldrich, Alan Fox, and Eduard A. Lopez