By Hersch Philip   in Applied Economics Letters

ISSN:1466-4291|17|2|205-208

Routledge Ltd‎(2010)‎

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By Farrell Kathleen   Hersch Philip L.   in Applied Economics Letters

ISSN:1466-4291|19|14|1401-1404

Routledge Ltd‎(2012)‎

Access to resources Favorite 11.622099