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First Author:
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| Juan Gabriel Brida |
| School of Economics and Management- Free University of Bolzano, Italy. |
| JuanGabriel.Brida@unibz.it |
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| Universitätsplatz 1 - piazza Università, 1 |
| Bolzano, 39100, Italy |
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| +39 0471 013492(Phone) |
| +39 0471 013492(Fax) |
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Second Author:
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| María J. Such-devesa |
| Faculty of Economics and Management-University of Alcala,Spain. |
| mjesus.such@uah.es |
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Third Author:
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| Marta Faias |
| Faculty of Economics - Universidade Nova de Lisboa, Portugal |
| mcm@fct.unl.pt |
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Fourth Author:
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| Alberto Pinto |
| Department of Mathematics-Universidade do Minho, Portugal. |
| aapinto1@gmail.com |
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