By Puller Steven   in Applied Economics Letters

ISSN:1466-4291|16|15|1497-1500

Routledge Ltd‎(2009)‎

Access to resources Favorite 20.225172

By Puller Steven L.   in The American Economic Review

ISSN:0002-8282|103|3|350-355

American Economic Association‎(2013)‎

Access to resources Favorite 16.180138