A new approach to raising Social Security's earliest eligibility age
Haverstick, Kelly, Margarita Sapozhnikov, Robert Triest, and Natalia Zhivan. “A new approach to raising Social Security's earliest eligibility age”. CRR WP 2007-19, Chestnut Hill, Mass.: Center for Retirement Research at Boston College, 2007. http://hdl.handle.net/2345/4372.