About the Authors
- Matthijs Kalmijn
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Affiliation Department of Sociology, University of Amsterdam, Amsterdam, the Netherlands
- Herman G. van de Werfhorst
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* E-mail: H.G.vandeWerfhorst@uva.nl
Affiliation Department of Sociology, University of Amsterdam, Amsterdam, the Netherlands
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Analyzed the data: MK HvdW. Wrote the paper: MK HvdW.