TY - JOUR PY - 1990 SN - 1972-4918 T1 - Spanning by frequent trading of long-lived securities JO - STUDI ECONOMICI DA - 1/1/0001 12:00:00 AM DO - UR - http://www.francoangeli.it/Riviste/Scheda_rivista.aspx?idArticolo=8347 AU - Celentani, Marco IS - 42 VL - XLV LA - IT AB - PB - FrancoAngeli ER -