By Engelbrecht Hans-Jurgen   in Prometheus

ISSN:1470-1030|27|4|403-414

Routledge Ltd‎(2009)‎

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By Engelbrecht Hans-Jurgen   in Applied Economics Letters

ISSN:1466-4291|2|3|60-63

Routledge Ltd‎(1995)‎

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By Engelbrecht Hans-Jurgen   in Applied Economics

ISSN:1466-4283|30|2|177-187

Routledge Ltd‎(1998)‎

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