affiliation not provided to SSRN, affiliation not provided to SSRN, National Tsing Hua University, National Sun Yat-sen University, National Sun Yat-sen University, National Tsing Hua University, affiliation not provided to SSRN, Toin University of Yokohama - Graduate School of Engineering, National Sun Yat-sen University, National Tsing Hua University, National Tsing Hua University and National Tsing Hua University