Co-Movement among World Vegetable Oil Prices: A Wavelet-Based Analysis Written by Abdul Hafizh Mohd Azam, Tamat Sarmidi, Abu Hassan Shaari Md Nor and Muhamad Rias K V Zainuddin on 07 December 2020. Posted in Vol.21 No.3, 2020 International Journal of Business and SocietyVol. 21 No.3, 2020, 1068-1086 Full Paper