About the Authors

Mats Godenhielm

mats.godenhielm@hanken.fi

Affiliations Department of Economics, Hanken School of Economics, Helsinki, Finland, HECER, Helsinki, Finland

Klaus Kultti

Affiliations Department of Political and Economic studies, University of Helsinki, Helsinki, Finland, HECER, Helsinki, Finland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Contributed reagents/materials/analysis tools: MG KK. Wrote the paper: MG KK.