Submitted on: 01 May 2001.
Revised on: 11 August 2001.
Accepted on: 24 September 2001.
___________________Economic Systems Research---ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD
Submitted on: 21 October 2008.
Revised on: 23 January 2009.
Accepted on: 20 February 2009.
___________________Economic Systems Research---ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD
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Submitted on: 26 June 2018.
Revised on: 21 September 2018.
Accepted on: 15 November 2018.
___________________Economic Systems Research---ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD
Submitted on: 31 December 2002.
Revised on: 20 March 2003.
Accepted on: 03 April 2003.
___________________Economic Systems Research---ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD
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Submitted on: 27 January 2015.
Revised on: 13 March 2015.
Accepted on: 24 March 2015.
___________________Economic Systems Research---ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD