Umawadee Detthamrong
1) College of Local Administration, Khon Kaen University, Khon Kaen 40002, Thailand. 2) Faculty of Arts and Science, Chaiyaphum Rajabhat University, Chaiyaphum 36000, Thailand.

Lan Thi Nguyen
Faculty of Humanities and Social Sciences, Khon Kaen University, Khon Kaen 40002,
Thailand

Khanittha Jitsaeng
Faculty of Humanities and Social Sciences, Khon Kaen University, Khon Kaen 40002,
Thailand

Wirapong Chansanam
Faculty of Humanities and Social Sciences, Khon Kaen University, Khon Kaen 40002,
Thailand

Chunqiu Li
School of Government, Beijing Normal University, Beijing 100875,
China