Fabio Maria Manenti Dept. of Economics - University of Padua   Dip.to di Scienze Economiche Via del Santo 33 PADUA, 35100 ITALY   fabio.manenti@unipd.it   http://www.decon.unipd.it/personale/curri/manenti/       Primary Research Focus: industrial economics, networks & Internet economics, telecommunications, software markets, regulation, antitrust   JEL Areas: