Submitted on: 06 December 2019.
Revised on: 26 March 2020.
Accepted on: 17 May 2020.
___________________Forest Policy and Economics---ELSEVIER
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Submitted on: 26 December 2004.
Revised on: 03 April 2005.
Accepted on: 10 May 2005.
___________________Forest Policy and Economics---ELSEVIER
Submitted on: 18 January 2006.
Revised on: 22 February 2006.
Accepted on: 12 April 2006.
___________________Forest Policy and Economics---ELSEVIER
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Submitted on: 21 January 2016.
Revised on: 14 March 2016.
Accepted on: 30 April 2016.
___________________Forest Policy and Economics---ELSEVIER
Submitted on: 09 September 2022.
Revised on: 13 November 2022.
Accepted on: 27 November 2022.
___________________Forest Policy and Economics---ELSEVIER
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Submitted on: 07 June 2001.
Revised on: 04 August 2001.
Accepted on: 29 August 2001.
___________________Forest Policy and Economics---ELSEVIER
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