Submitted on: 30 June 2014.
Revised on: 03 October 2014.
Accepted on: 16 October 2014.
___________________INTERNATIONAL ECONOMIC JOURNAL
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Submitted on: 28 October 2016.
Revised on: 26 January 2017.
Accepted on: 05 March 2017.
___________________INTERNATIONAL ECONOMIC JOURNAL
Submitted on: 24 September 2022.
Revised on: 12 January 2023.
Accepted on: 08 March 2023.
___________________INTERNATIONAL ECONOMIC JOURNAL
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Submitted on: 23 October 2024.
Revised on: 28 January 2025.
Accepted on: 09 March 2025.
___________________INTERNATIONAL ECONOMIC JOURNAL
Submitted on: 28 May 2017.
Revised on: 01 September 2017.
Accepted on: 23 September 2017.
___________________INTERNATIONAL ECONOMIC JOURNAL
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http://reply.papertrans.cn/2/129/12857/12857-29.png
Submitted on: 18 January 2020.
Revised on: 13 February 2020.
Accepted on: 12 March 2020.
___________________INTERNATIONAL ECONOMIC JOURNAL