1. Kisang Kim is affiliated with the Graduate School of International Studies, Korea University, Seongbuk-gu, Seoul, South Korea.
2. Esther S. Choi is affiliated with Sustainable Finance Initiative, Precourt Institute for Energy, Stanford University, Stanford, CA, USA.
3. Suh-Yong Chung is the corresponding author () and is affilaited with Division of International Studies, Korea University, South Korea.