TAF PUBLISHING

This research’s aims are the following: 1) To study sustainability development perceptions, consciousness, behavior, including sufficiency economy behavior, religiosity, family relation, quality of life, and happiness of Thais; 2) To study the relationship between sustainability development perceptions, consciousness, behavior, sufficiency economy behavior, religiosity, family relation, quality of life, and happiness of Thais; 3) To study effects of sustainability development perceptions, consciousness, behavior, including sufficiency economy behavior, religiosity, and family relation on the quality of life and happiness of Thais. This research used a survey design to study Thais nationwide. The sample was composed of 1,517 Thais from 5 central, eastern, northern, and southern and Bangkok regions. The sample was sampled by proportional quota. Research data were collected by questionnaires in which reliability was in the range from .889 to .968. Data were computerized and analyzed by the Statistical Package Software. The research results found that sustainability development perception affected sustainable development consciousness, behavior, sufficiency economy behavior, religiosity, family relation, quality of life, and happiness. There was a positive correlation between all variables. Sustainability development behavior affected the quality of life and happiness when controlling sustainability development perception, sufficiency economy behavior, religiosity, and family relation. The finding implies that the Thai government, business, and educational organizations should promote perception, consciousness, and behavior on sustainable development for the growth of nations.