By Thornton Jeremy Philip   Helms Sara   in Applied Economics

ISSN:1466-4283|45|19|2779-2791

Routledge Ltd‎(2013)‎

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By Helms Sara E.   Scott Brian L.   Thornton Jeremy P.   in Applied Economics Letters

ISSN:1466-4291|19|8|745-748

Routledge Ltd‎(2012)‎

Access to resources Favorite 7.7423043