Submitted on: 02 April 2002.
Revised on: 14 July 2002.
Accepted on: 12 August 2002.
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Submitted on: 16 November 2007.
Revised on: 09 January 2008.
Accepted on: 20 February 2008.
___________________INFORMATION & MANAGEMENT---ELSEVIER
Submitted on: 28 July 1998.
Revised on: 18 September 1998.
Accepted on: 30 September 1998.
___________________INFORMATION & MANAGEMENT---ELSEVIER
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Submitted on: 10 June 2003.
Revised on: 17 August 2003.
Accepted on: 05 September 2003.
___________________INFORMATION & MANAGEMENT---ELSEVIER
Submitted on: 08 November 2007.
Revised on: 07 December 2007.
Accepted on: 03 January 2008.
___________________INFORMATION & MANAGEMENT---ELSEVIER
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