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Jose maria Sarabia |
University of Cantabria |
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University of Cantabria |
University of Cantabria |
Avda. de los Castros s/n |
Santander, Cantabria 39005 |
Spain |
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sarabiaj@unican.es |
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JEL Areas: D3 : Distribution: General C0 : Mathematical and Quantitative Methods: General |