SSI was established in 1972, born out of a compromise at the time between those wanting to provide a guaranteed income floor and those wishing to limit it to individuals not expected to work: the aged, blind, and disabled. SSI is now the largest federal means-tested program in the United States,...

In general, our examination suggests that in the absence of a universal guaranteed income program for all Americans, the operational flexibility of the categorical eligibility criteria for SSI has made the program sensitive to both downturns in the business cycle and to increases in the pool of...

Two factors are likely to cause the debate surrounding disability policy to intensify over the next decade. First, the protracted period of economic growth that the United States has experienced since 1992 cannot last forever. And, applications for DI and SSI are sensitive to the business cycle....