About the Authors

Aliaksandr Amialchuk

aamialc@utnet.utoledo.edu

Affiliation Department of Economics, University of Toledo, Toledo, Ohio, United States of America

Ales Kotalik

Affiliation Division of Biostatistics, School of Public Health, University of Minnesota, Minneapolis, Minnesota, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: AA AK. Wrote the paper: AA AK.