MASAKAZU FURUKAWA The Research Center for Advanced Policy Studies, Institute fo Economic Research, Kyoto University   Yoshida-Honmachi, Sakyo-ku, Kyoto,, Kyoto 606-8501 Japan   happyhappychachacha@hotmail.com   http://www.kier.kyoto-u.ac.jp/caps/index_e.htm   Biographical Sketch: health economics, disease prevention, obesity, diet   Primary Research Focus: health economics, disease prevention, obesity, diet   JEL Areas: I1 : Health: General I0 : Health, Education, and Welfare: General