1. 1) OECD “Indicators to Measure Decoupling of Environmental Pressure from Economic Growth”, 2002 http://www.olis.oecd.org/olis/2002doc.nsf/LinkTo/sg-sd (2002)1-final.
2. 2) White paper of “SOUND MATERIAL-CYCLE SOCIETY” 2003, Ministry of Environment (2003).
3. 3) T. Todori: Int. workshop of “Industry and Environment” (2005).
4. 4) K. Ninomiya: Kokusai Kyouryoku Kenkyu, 21 (2005).
5. 5) M. Yamashita: ESRI Discussion Paper Series No. 114, Economic and Social Research Institute, Cabinet office, Government of Japan (2004) http://www.esri.go.jp/jp/archive/e_dis/e_dis120/e_dis114.html