MAP20100089064 Anderson, Kathryn A Two decade comparison of work after retirement in the United States / Kathryn Anderson, Richard Burkhauser and George Slotsve En: Geneva papers on risk and insurance : issues and practice. - Geneva : The Geneva Association, 1976- = ISSN 1018-5895. - Tomo 17 Número 1 - 1992 I. Burkhauser, Richard V. . II. Slotsve, George .