Submitted on: 15 May 2013.
Revised on: 19 June 2013.
Accepted on: 30 June 2013.
Mathematics and Financial Economics
Submitted on: 03 July 2001.
Revised on: 26 July 2001.
Accepted on: 11 August 2001.
Mathematics and Financial Economics
Submitted on: 22 September 2003.
Revised on: 13 October 2003.
Accepted on: 08 November 2003.
Mathematics and Financial Economics
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Submitted on: 07 February 2000.
Revised on: 18 February 2000.
Accepted on: 04 March 2000.
Mathematics and Financial Economics
Submitted on: 22 November 1998.
Revised on: 05 December 1998.
Accepted on: 16 December 1998.
Mathematics and Financial Economics
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