This study advances global understanding by introducing asymmetric structure into the causality between economic complexity and natural resource wealth in resource-rich countries, using the case studies of Nigeria and South Africa covering 1970-2021. This approach reveals hidden causality in the...

Purpose This study examines the moderating role of institutional quality and its threshold in the African financial development-economic complexity nexus. This objective follows the argument that institutional quality influences the financial system's efficiency in allocating resources to...