Submitted on: 13 August 2006.
Revised on: 05 September 2006.
Accepted on: 10 September 2006.
South African Journal of Economic and Management Sciences
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Submitted on: 09 August 2012.
Revised on: 09 September 2012.
Accepted on: 23 September 2012.
South African Journal of Economic and Management Sciences
http://reply.papertrans.cn/3/284/28391/28391-24.png
Submitted on: 04 March 2001.
Revised on: 13 April 2001.
Accepted on: 07 May 2001.
South African Journal of Economic and Management Sciences
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Submitted on: 09 September 2021.
Revised on: 10 October 2021.
Accepted on: 22 October 2021.
South African Journal of Economic and Management Sciences
Submitted on: 05 December 2007.
Revised on: 13 January 2008.
Accepted on: 21 January 2008.
South African Journal of Economic and Management Sciences
Submitted on: 29 October 2006.
Revised on: 07 November 2006.
Accepted on: 24 November 2006.
South African Journal of Economic and Management Sciences