By Fried Harold   in Journal of Productivity Analysis

ISSN:0895-562X|35|1|75-84

Springer Publishing Company ‎(2011)‎

Access to resources Favorite 17.354303

By Fried Harold   in Journal of Productivity Analysis

ISSN:0895-562X|35|1|1-3

Springer Publishing Company ‎(2011)‎

Access to resources Favorite 17.354303

By Tauer Loren   Fried Harold   Fry William   in Education Economics

ISSN:1469-5782|15|4|473-489

Routledge Ltd‎(2007)‎

Access to resources Favorite 10.412582