Funding for this research was provided by:
African Economic Research Consortium (RC17503)
Article History
First Online: 30 July 2019
Change Date: 30 November 2020
Change Type: Correction
Change Details: .
Compliance with Ethical Standards
:
: This work was funded by the African Economic Research Consortium, Grant number RC17503.
: Stéphanie Degroote, Valery Ridde and Manuela De Allegri declare that they have no conflicts of interest.