Karlsson, Hyunjoo Kim
MÃ¥nsson, Kristofer
Hacker, Scott
Article History
Received: 22 August 2016
Accepted: 25 March 2020
First Online: 26 May 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Not applicable.
: The data used in this study are publicly available from World bank database. Instructions for how to proceed from the dataset to the results of the paper (including code), are, however, available from the corresponding author upon reasonable request.