Submitted on: 01 November 2005.
Revised on: 10 January 2006.
Accepted on: 05 March 2006.
___________________Anales del Instituto de Actuarios Espanoles
Submitted on: 15 June 2010.
Revised on: 08 October 2010.
Accepted on: 01 November 2010.
___________________Anales del Instituto de Actuarios Espanoles
Submitted on: 14 September 2017.
Revised on: 18 October 2017.
Accepted on: 14 November 2017.
___________________Anales del Instituto de Actuarios Espanoles
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Submitted on: 26 October 2023.
Revised on: 30 November 2023.
Accepted on: 11 January 2024.
___________________Anales del Instituto de Actuarios Espanoles
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Submitted on: 07 October 2023.
Revised on: 21 December 2023.
Accepted on: 07 January 2024.
___________________Anales del Instituto de Actuarios Espanoles
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