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Submitted on: 12 June 2009.
Revised on: 27 August 2009.
Accepted on: 01 October 2009.
___________________American Journal of Business---EMERALD GROUP PUBLISHING LTD
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Submitted on: 09 March 2017.
Revised on: 17 June 2017.
Accepted on: 17 July 2017.
___________________American Journal of Business---EMERALD GROUP PUBLISHING LTD
Submitted on: 21 August 2002.
Revised on: 18 November 2002.
Accepted on: 29 November 2002.
___________________American Journal of Business---EMERALD GROUP PUBLISHING LTD
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