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Submitted on: 02 December 2017.
Revised on: 07 March 2018.
Accepted on: 11 April 2018.
___________________JOURNAL OF PUBLIC ECONOMICS---ELSEVIER SCIENCE SA
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Submitted on: 26 October 2003.
Revised on: 17 January 2004.
Accepted on: 12 February 2004.
___________________JOURNAL OF PUBLIC ECONOMICS---ELSEVIER SCIENCE SA
Submitted on: 15 October 1998.
Revised on: 06 December 1998.
Accepted on: 24 January 1999.
___________________JOURNAL OF PUBLIC ECONOMICS---ELSEVIER SCIENCE SA
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Submitted on: 02 February 2019.
Revised on: 12 May 2019.
Accepted on: 27 May 2019.
___________________JOURNAL OF PUBLIC ECONOMICS---ELSEVIER SCIENCE SA
Submitted on: 10 January 2017.
Revised on: 07 May 2017.
Accepted on: 21 June 2017.
___________________JOURNAL OF PUBLIC ECONOMICS---ELSEVIER SCIENCE SA
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