Gnangnon, Sèna Kimm http://orcid.org/0000-0003-0632-9184
Article History
Received: 9 June 2019
Revised: 26 December 2019
Accepted: 6 January 2020
First Online: 21 January 2020
Competing interests
: I have not provided any comments on articles published in the <i>Journal of Economic Structures</i>. Therefore, there is no financial competing and non-financial competing interests relating to any comments provided on the <i>Journal of Economic Structures</i>. Additionally, I hereby confirm that there are no potential conflicts of interest relating to this paper apart from the Disclaimer included in the “Acknowledgements” section. The paper does not require any “Informed Consent”.