About the Authors
- Achim Doerre
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Roles Conceptualization, Formal analysis, Investigation, Methodology, Resources, Software, Validation, Visualization, Writing – original draft, Writing – review & editing
* E-mail: achim.doerre@gmail.com
Affiliation Department of Economics, University of Rostock, Rostock, Germany
- Gabriele Doblhammer
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Roles Conceptualization, Investigation, Methodology, Resources, Validation, Writing – original draft, Writing – review & editing
Affiliation Department of Sociology and Demography, University of Rostock, Rostock, Germany
Competing Interests
The authors have declared that no competing interests exist.