Woo-Hee Cho(Pukyong National University, Department of Marine & Fisheries Business and Economics, 45 Yongso-ro, Nam-gu, Busan, 48513, South Korea)
Do-Hoon Kim(Pukyong National University, Department of Marine & Fisheries Business and Economics, 45 Yongso-ro, Nam-gu, Busan, 48513, South Korea)
Corresponding author