Submitted on: 11 June 2023.
Revised on: 20 July 2023.
Accepted on: 13 September 2023.
___________________European Research on Management and Business Economics
Submitted on: 28 June 2000.
Revised on: 12 August 2000.
Accepted on: 09 September 2000.
___________________European Research on Management and Business Economics
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Submitted on: 30 January 2017.
Revised on: 14 March 2017.
Accepted on: 01 April 2017.
___________________European Research on Management and Business Economics
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