Document Type : ORO2013
Authors
1 Departament d'Economia i d'Historia Economica, Universitat Autonoma de Barcelona, 08193 Bellaterra, and Barcelona Graduate School of Mathematics (BGSMath), BARCELONA, Spain.
2 Aix-Marseille University (Aix-Marseille School of Economics) CNRS & EHESS, Chateau Lafarge, route des Milles, 13290 Les Milles, France.
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