Michele Costa Full Professor of Statistics at the Statistical Sciences Faculty of the University of Bologna

address:                                 E-mail: costa@stat.unibo.it

University of Bologna              Department of Statistics
Via Angherà, 22                         Via delle Belle Arti, 41
47037 Rimini                             40126 Bologna

Tel.: ++39 0541 434140      Tel.: ++39 051 2098192
Fax: ++39 0541 24885         Fax: ++39 051 232153