About the Authors

Seo-Yeon Lim

Roles Conceptualization, Data curation, Investigation, Validation, Visualization, Writing – original draft

Affiliation Department of Economics, Gachon University, Seongnam, Republic of Korea

Sun-Yong Choi

Roles Conceptualization, Methodology, Software, Supervision, Validation, Writing – review & editing

sunyongchoi@gachon.ac.kr

Affiliation Department of Financial Mathematics, Gachon University, Seongnam, Republic of Korea

Competing Interests

The authors have declared that no competing interests exist.