Submitted on: 08 September 2003.
Revised on: 21 October 2003.
Accepted on: 03 December 2003.
___________________Journal of Financial Market Infrastructures
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Submitted on: 17 June 2007.
Revised on: 15 August 2007.
Accepted on: 01 October 2007.
___________________Journal of Financial Market Infrastructures
Submitted on: 17 October 2006.
Revised on: 09 December 2006.
Accepted on: 27 December 2006.
___________________Journal of Financial Market Infrastructures
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Submitted on: 15 April 2014.
Revised on: 05 May 2014.
Accepted on: 17 June 2014.
___________________Journal of Financial Market Infrastructures
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