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Submitted on: 30 November 2002.
Revised on: 28 March 2003.
Accepted on: 24 April 2003.
___________________International Entrepreneurship and Management Journal
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Submitted on: 14 February 1998.
Revised on: 23 March 1998.
Accepted on: 07 April 1998.
___________________International Entrepreneurship and Management Journal
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