RIETI Discussion Paper Series 03-J-007 RIETI Discussion Paper Series 03-J-007 2003 6 Governance of Digital Information Toward an Economic Analysis of Intellectual Property * IKEDA Nobuo * (E-mail: ikeda-nobuo@rieti.go.jp) 1 2002 1 1980 1990 DMCA(Digital Millennium Copyright Act) P2P(Peer-to-Peer) OS 90 80 FCC 2 1 (Heller 1998) 1 http://www.kantei.go.jp/jp/singi/titeki/kettei/020703taikou.html 2 ht