Submitted on: 02 July 2004.
Revised on: 13 July 2004.
Accepted on: 02 August 2004.
RESOURCE AND ENERGY ECONOMICS
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Submitted on: 25 June 2015.
Revised on: 05 July 2015.
Accepted on: 27 July 2015.
RESOURCE AND ENERGY ECONOMICS
Submitted on: 23 July 2020.
Revised on: 30 August 2020.
Accepted on: 05 September 2020.
RESOURCE AND ENERGY ECONOMICS---ELSEVIER
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Submitted on: 04 January 2000.
Revised on: 08 February 2000.
Accepted on: 06 March 2000.
RESOURCE AND ENERGY ECONOMICS
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