Published on in Vol 20, No 10 (2018): October
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/8897, first published
.
1 Institute of Education, National Sun Yat-sen University, Kaohsiung, Taiwan
2 Department of Finance, National Chung Cheng University, Chiayi, Taiwan
*all authors contributed equally