Submitted on: 06 February 2024.
Revised on: 16 March 2024.
Accepted on: 04 April 2024.
NULL
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Submitted on: 07 January 2010.
Revised on: 18 February 2010.
Accepted on: 26 February 2010.
NULL
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Submitted on: 27 May 2010.
Revised on: 03 July 2010.
Accepted on: 13 July 2010.
Revue de l IRES---INST RECHERCHES ECONOMIQUES & SOCIALES-IRES
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http://reply.papertrans.cn/3/272/27139/27139-17.png
Submitted on: 24 January 2015.
Revised on: 20 February 2015.
Accepted on: 27 February 2015.
Revue de l IRES---INST RECHERCHES ECONOMIQUES & SOCIALES-IRES
Submitted on: 08 February 2021.
Revised on: 22 February 2021.
Accepted on: 02 March 2021.
NULL
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