Submitted on: 30 November 2009.
Revised on: 02 January 2010.
Accepted on: 25 January 2010.
___________________FINANCE AND STOCHASTICS---SPRINGER HEIDELBERG
Submitted on: 13 January 2007.
Revised on: 17 February 2007.
Accepted on: 27 March 2007.
___________________FINANCE AND STOCHASTICS---SPRINGER HEIDELBERG
Submitted on: 07 August 2004.
Revised on: 07 November 2004.
Accepted on: 25 December 2004.
___________________FINANCE AND STOCHASTICS---SPRINGER HEIDELBERG
Submitted on: 02 October 2007.
Revised on: 29 January 2008.
Accepted on: 12 February 2008.
___________________FINANCE AND STOCHASTICS---SPRINGER HEIDELBERG
Submitted on: 22 March 2008.
Revised on: 12 July 2008.
Accepted on: 30 August 2008.
___________________FINANCE AND STOCHASTICS---SPRINGER HEIDELBERG
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Submitted on: 28 June 2001.
Revised on: 08 August 2001.
Accepted on: 23 August 2001.
___________________FINANCE AND STOCHASTICS---SPRINGER HEIDELBERG
http://reply.papertrans.cn/1/98/9765/9765-18.png
Submitted on: 25 August 2006.
Revised on: 12 November 2006.
Accepted on: 08 January 2007.
___________________FINANCE AND STOCHASTICS---SPRINGER HEIDELBERG
Submitted on: 07 March 2005.
Revised on: 16 May 2005.
Accepted on: 14 July 2005.
___________________FINANCE AND STOCHASTICS---SPRINGER HEIDELBERG