Selection bias, comparative advantage and heterogeneous returns to education
Subtitle: evidence from China in 2000
By: James J. Heckman, Xuesong Li.
Contributors: Li, Xuesong.; National Bureau of Economic Research.
Series: NBER working paper series -- no. 9877.; Working paper series (National Bureau of Economic Research) -- working paper no. 9877.
Publisher: National Bureau of Economic Research
Published: 2003
Place of publication: Cambridge, Mass
Language: eng
Number of pages: 29
Subjects: Education, Higher -- China -- 20th century; China -- Economic conditions -- 1976-2000
Notes: "July 2003."

Includes bibliographical references.

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