Submitted on: 23 August 2018.
Revised on: 18 September 2018.
Accepted on: 21 October 2018.
___________________BRITISH JOURNAL OF INDUSTRIAL RELATIONS
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Submitted on: 27 July 2002.
Revised on: 31 October 2002.
Accepted on: 16 November 2002.
___________________BRITISH JOURNAL OF INDUSTRIAL RELATIONS
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