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Submitted on: 27 August 2001.
Revised on: 28 October 2001.
Accepted on: 23 December 2001.
___________________Journal of Empirical Finance---ELSEVIER
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Submitted on: 17 October 2019.
Revised on: 18 November 2019.
Accepted on: 17 December 2019.
___________________Journal of Empirical Finance---ELSEVIER
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Submitted on: 09 November 2008.
Revised on: 24 January 2009.
Accepted on: 15 March 2009.
___________________Journal of Empirical Finance---ELSEVIER
Submitted on: 02 February 2000.
Revised on: 22 April 2000.
Accepted on: 05 May 2000.
___________________Journal of Empirical Finance---ELSEVIER
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