By Waddoups C.   in Journal of Labor Research

ISSN:0195-3613|32|4|390-413

Springer Publishing Company ‎(2011)‎

Access to resources Favorite 15.400596

By Waddoups C. Jeffrey   in Applied Economics Letters

ISSN:1466-4291|8|3|163-167

Routledge Ltd‎(2001)‎

Access to resources Favorite 13.724377