Changes in the process of aging during the twentieth century
Subtitle: findings and procedures of the early indicators project
By: Robert W. Fogel.
Contributors: National Bureau of Economic Research.
Series: NBER working paper series -- no. 9941.; Working paper series (National Bureau of Economic Research) -- working paper no. 9941.
Publisher: National Bureau of Economic Research
Published: 2003
Place of publication: Cambridge, Mass
Language: eng
Number of pages: 49
Subjects: Aging -- Research -- Economic aspects; Mortality -- Research -- Economic aspects
Other titles: Early indicators of later work levels, disease and death.
Notes: "August 2003."

Includes bibliographical references.

Also available in PDF from the NBER world wide web site (www.nber.org).