Submitted on: 20 March 2022.
Revised on: 21 June 2022.
Accepted on: 02 August 2022.
___________________ECOLOGICAL ECONOMICS---ELSEVIER
Submitted on: 08 August 2009.
Revised on: 01 December 2009.
Accepted on: 01 January 2010.
___________________ECOLOGICAL ECONOMICS---ELSEVIER
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Submitted on: 29 February 2016.
Revised on: 26 April 2016.
Accepted on: 07 June 2016.
___________________ECOLOGICAL ECONOMICS---ELSEVIER
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Submitted on: 09 April 1998.
Revised on: 24 May 1998.
Accepted on: 04 June 1998.
___________________ECOLOGICAL ECONOMICS---ELSEVIER
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http://reply.papertrans.cn/1/79/7858/7858-28.png
Submitted on: 25 March 2018.
Revised on: 22 May 2018.
Accepted on: 14 July 2018.
___________________ECOLOGICAL ECONOMICS---ELSEVIER
Submitted on: 30 July 1998.
Revised on: 13 September 1998.
Accepted on: 02 November 1998.
___________________ECOLOGICAL ECONOMICS---ELSEVIER