Submitted on: 02 February 2018.
Revised on: 27 May 2018.
Accepted on: 27 June 2018.
___________________AUSTRALIAN JOURNAL OF AGRICULTURAL AND RESOURCE ECONOMICS
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Submitted on: 10 January 2010.
Revised on: 15 March 2010.
Accepted on: 06 May 2010.
___________________AUSTRALIAN JOURNAL OF AGRICULTURAL AND RESOURCE ECONOMICS
Submitted on: 04 April 2013.
Revised on: 02 May 2013.
Accepted on: 20 May 2013.
___________________AUSTRALIAN JOURNAL OF AGRICULTURAL AND RESOURCE ECONOMICS