[1] Univ Loyola Andalucia, Cordoba, Spain
[2] Univ Loyola Andalucia, Dept Quantitat Methods, Cordoba, Spain
[3] Hong Kong Polytech Univ, Sch Hotel & Tourism Management, Kowloon, Hong Kong, Peoples R China
[4] Sejong Univ, Coll Hospitality & Tourism Management, Seoul, South Korea