Submitted on: 22 July 2010.
Revised on: 25 August 2010.
Accepted on: 16 October 2010.
___________________International Journal of Financial Engineering
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Submitted on: 25 May 2011.
Revised on: 24 June 2011.
Accepted on: 14 July 2011.
___________________International Journal of Financial Engineering
Submitted on: 14 July 2019.
Revised on: 24 September 2019.
Accepted on: 09 November 2019.
___________________International Journal of Financial Engineering
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Submitted on: 25 March 2017.
Revised on: 05 May 2017.
Accepted on: 13 June 2017.
___________________International Journal of Financial Engineering
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Submitted on: 25 March 2016.
Revised on: 17 June 2016.
Accepted on: 03 August 2016.
___________________International Journal of Financial Engineering
Submitted on: 11 January 2021.
Revised on: 23 March 2021.
Accepted on: 05 May 2021.
___________________International Journal of Financial Engineering
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