Submitted on: 14 October 1999.
Revised on: 12 January 2000.
Accepted on: 07 February 2000.
___________________ACTA OECONOMICA---AKADEMIAI KIADO ZRT
Submitted on: 22 June 2006.
Revised on: 14 August 2006.
Accepted on: 20 September 2006.
___________________ACTA OECONOMICA---AKADEMIAI KIADO ZRT
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Submitted on: 15 June 2002.
Revised on: 02 October 2002.
Accepted on: 01 December 2002.
___________________ACTA OECONOMICA---AKADEMIAI KIADO ZRT
Submitted on: 29 January 2021.
Revised on: 15 May 2021.
Accepted on: 07 June 2021.
___________________ACTA OECONOMICA---AKADEMIAI KIADO ZRT
Submitted on: 12 April 2004.
Revised on: 29 July 2004.
Accepted on: 15 August 2004.
___________________ACTA OECONOMICA---AKADEMIAI KIADO ZRT
Submitted on: 02 December 2015.
Revised on: 16 March 2016.
Accepted on: 17 April 2016.
___________________ACTA OECONOMICA---AKADEMIAI KIADO ZRT
Submitted on: 06 April 2011.
Revised on: 04 July 2011.
Accepted on: 28 July 2011.
___________________ACTA OECONOMICA---AKADEMIAI KIADO ZRT