Author Details

Chiogna, Monica, <span>Department </span><span>of </span><span>Statistical </span><span>Sciences,</span><span>University </span><span>of </span><span>Bologna</span>, Italy



GRASPA 2019 is organised with the support of "Dipartimento di Economia",  University "G. d'Annnunzio", Chieti-Pescara