Submitted on: 11 October 2003.
Revised on: 01 January 2004.
Accepted on: 03 February 2004.
___________________Journal of Revenue and Pricing Management
Submitted on: 26 November 2019.
Revised on: 21 January 2020.
Accepted on: 07 March 2020.
___________________Journal of Revenue and Pricing Management
Submitted on: 26 January 1998.
Revised on: 18 March 1998.
Accepted on: 29 March 1998.
___________________Journal of Revenue and Pricing Management
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