By Walls W. David   Busche Kelly   in Applied Economics Letters

ISSN:1466-4291|3|12|783-787

Routledge Ltd‎(1996)‎

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By David Walls W.   Busche Kelly   in Applied Economics Letters

ISSN:1466-4291|10|5|311-314

Routledge Ltd‎(2003)‎

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By Busche Kelly   Walls W. David   in Applied Economics Letters

ISSN:1466-4291|8|9|601-604

Routledge Ltd‎(2001)‎

Access to resources Favorite 12.17852