#Principal components analysis
Woranuch Deelaman; Siwatt Pongpiachan* School of Social and Environmental Development, National Institute of Development Administration (NIDA); Danai Tipmanee; Oramas Suttinun; Chomsri Choochuay; Natthapong Iadtem; Teetat Charoenkalunyuta; Kittiphop Promdee
