First Author:   Yasuyuki Sugiyama Faculty of Economics, Fukui Prefectural University sugiyama@fpu.ac.jp   4-1-1 Matsuoka-Kenjojima, Eiheiji Town, Yoshida County , 910-1195, JAPAN   +81-776-61-6000(EX.2402)(Phone) +81-776-61-6000(EX.2402)(Fax) Second Author: Patcharin Koonsed Department of International Trade Promotion, Ministry of Commerce patcharink@ditp.go.th   563 Nonthaburi Rd. Muang, 11000, Thailand   +66-2507-8316(Phone) +66-2547-4031(Fax)