Vía @AristeguiOnline Fomentar productividad/combatir desigualdad, 2 retos de Mx López Calva http://arist.mx/jGOnv @M_lopezcalva @Shandyman_
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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