About the Authors

Warren C. Sanderson

Roles Conceptualization, Formal analysis, Methodology, Visualization, Writing – original draft

warren.sanderson@stonybrook.edu.

Affiliations Wittgenstein Centre for Demography and Global Human Capital (Univ. Vienna, IIASA, VID/ÖAW), International Institute for Applied Systems Analysis, Laxenburg, Austria, Department of Economics, Stony Brook University, Stony Brook, New York, United States of America, CUNY Institute for Demographic Research, New York, New York, United States of America

Sergei Scherbov

Roles Conceptualization, Formal analysis, Methodology, Visualization, Writing – original draft

Affiliations Wittgenstein Centre for Demography and Global Human Capital (Univ. Vienna, IIASA, VID/ÖAW), International Institute for Applied Systems Analysis, Laxenburg, Austria, International Laboratory on Demography and Human Capital, Russian Presidential Academy of National Economy and Public Administration, Prospekt Vernadskogo, Moscow, Russian Federation

Competing Interests

The authors have declared that no competing interests exist.