http://reply.papertrans.cn/1/16/1501/1501-21.png
Submitted on: 11 December 2015.
Revised on: 22 February 2016.
Accepted on: 30 March 2016.
___________________Amfiteatru Economic---EDITURA ASE
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http://reply.papertrans.cn/1/16/1501/1501-24.png
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Submitted on: 24 February 2003.
Revised on: 29 April 2003.
Accepted on: 05 June 2003.
___________________Amfiteatru Economic---EDITURA ASE
http://reply.papertrans.cn/1/16/1501/1501-27.png
Submitted on: 10 September 2024.
Revised on: 07 December 2024.
Accepted on: 28 January 2025.
___________________Amfiteatru Economic---EDITURA ASE
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