http://orcid.org/0000-0002-9789-341X
About the Authors
- Kai Pierre Willführ
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Roles Formal analysis, Investigation, Methodology, Visualization, Writing – original draft, Writing – review & editing
* E-mail: willfuehr@demogr.mpg.de
Affiliations Max-Planck-Institute for Demographic Research, Rostock, Germany, Carl von Ossietzky University, Oldenburg, Germany
- Johannes Johow
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Roles Investigation
Affiliation Independent Researcher, Gießen, Germany
- Eckart Voland
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Roles Resources, Supervision, Writing – original draft, Writing – review & editing
Affiliation Institute for Philosophy, University of Gießen, Germany
Competing Interests
The authors have declared that no competing interests exist.