About the Authors
- Takuto Sakamoto
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* E-mail: takuto_sakamoto@ide.go.jp
Affiliation Institute of Developing Economies, Japan External Trade Organization, Chiba, Japan
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Analyzed the data: TS. Contributed reagents/materials/analysis tools: TS. Wrote the paper: TS. Conceived the research methods: TS. Designed and performed the simulation experiments: TS.