http://reply.papertrans.cn/3/266/26555/26555-11.png
Submitted on: 26 April 2018.
Revised on: 19 May 2018.
Accepted on: 07 June 2018.
REVIEW OF ECONOMICS AND STATISTICS
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Submitted on: 19 December 2019.
Revised on: 09 January 2020.
Accepted on: 20 January 2020.
REVIEW OF ECONOMICS AND STATISTICS
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http://reply.papertrans.cn/3/266/26555/26555-16.png
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Submitted on: 18 February 2006.
Revised on: 16 March 2006.
Accepted on: 10 April 2006.
REVIEW OF ECONOMICS AND STATISTICS
http://reply.papertrans.cn/3/266/26555/26555-19.png
Submitted on: 23 September 2017.
Revised on: 29 October 2017.
Accepted on: 08 November 2017.
REVIEW OF ECONOMICS AND STATISTICS