About the Authors
- Tapan Kumar Roy
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* E-mail: roy.tapan@gmail.com
Affiliation Department of Population Science and Human Resource Development, Rajshahi University, Rajshahi-6205, Bangladesh
- Brijesh P. Singh
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Affiliation Faculty of Commerce, Banaras Hindu University, Varanasi-221005, Uttar Pradesh, India
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceptualization: TKR. Formal analysis: TKR. Investigation: TKR BPS. Methodology: TKR BPS. Software: TKR. Supervision: TKR BPS. Validation: TKR BPS. Writing – original draft: TKR. Writing – review & editing: TKR.