About the Authors
- Hideaki Sakawa
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Contributed equally to this work with: Hideaki Sakawa, Naoki Watanabel
Roles Conceptualization, Funding acquisition, Project administration, Writing – original draft
* E-mail: sakawa@econ.nagoya-cu.ac.jp
Affiliation Graduate School of Economics, Nagoya City University, Nagoya, Aichi, Japan
- Naoki Watanabel
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Contributed equally to this work with: Hideaki Sakawa, Naoki Watanabel
Roles Data curation, Investigation, Methodology, Software, Writing – review & editing
Affiliation Graduate School of Economics, Nagoya City University, Nagoya, Aichi, Japan
Competing Interests
The authors have declared that no competing interests exist.