Submitted on: 01 July 2004.
Revised on: 04 August 2004.
Accepted on: 13 September 2004.
___________________JOURNAL OF LABOR RESEARCH---SPRINGER
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Submitted on: 10 October 2003.
Revised on: 28 November 2003.
Accepted on: 20 December 2003.
___________________JOURNAL OF LABOR RESEARCH---SPRINGER
Submitted on: 04 November 2008.
Revised on: 06 February 2009.
Accepted on: 30 March 2009.
___________________JOURNAL OF LABOR RESEARCH---SPRINGER
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Submitted on: 10 June 2006.
Revised on: 29 September 2006.
Accepted on: 16 October 2006.
___________________JOURNAL OF LABOR RESEARCH---SPRINGER
Submitted on: 07 March 2010.
Revised on: 14 April 2010.
Accepted on: 06 June 2010.
___________________JOURNAL OF LABOR RESEARCH---SPRINGER