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Submitted on: 11 May 2002.
Revised on: 17 June 2002.
Accepted on: 29 July 2002.
___________________Global Finance Journal---ELSEVIER
Submitted on: 31 March 2010.
Revised on: 15 June 2010.
Accepted on: 26 June 2010.
___________________Global Finance Journal---ELSEVIER
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Submitted on: 23 January 1999.
Revised on: 31 March 1999.
Accepted on: 20 April 1999.
___________________Global Finance Journal---ELSEVIER
Submitted on: 25 January 2000.
Revised on: 15 May 2000.
Accepted on: 07 July 2000.
___________________Global Finance Journal---ELSEVIER