Examining the Impact of Human Capital Development and Governance Institutions on Economic Growth in Sub-Saharan Africa

1. Department of Economics, University of Nigeria, Nsukka. Enugu State, Nigeria
2. Department of Economics, University of Nigeria, Nsukka. Enugu State, Nigeria

Abstract

This study examines the effects of human capital development and governance institutions on economic growth in Sub-Saharan Africa. Using annual panel data from 41 countries covering the period 2010–2022, the study applies the System Generalised Method of Moments (System GMM) estimator to account for the dynamic nature of economic growth, unobserved country-specific heterogeneity, and potential endogeneity. The study measures human capital development with the Human Capital Index and life expectancy, and captures institutional quality through government effectiveness, control of corruption, regulatory quality, political stability, rule of law, and voice and accountability. The findings reveal that the Human Capital Index has a positive and statistically significant effect on economic growth in one model specification, although the relationship is not statistically significant in the alternative specification. Among the governance indicators, government effectiveness shows the most consistent positive relationship with economic growth, while control of corruption and rule of law are significant only in selected specifications. Foreign direct investment contributes positively and significantly to economic growth in both models, whereas government expenditure on education and several governance indicators remain statistically insignificant. Furthermore, the COVID-19 pandemic has a substantial negative effect on economic growth. The findings show that human capital development and selected dimensions of institutional quality matter for economic performance in Sub-Saharan Africa, although their effects vary across model specifications. The study highlights the importance of strengthening human capabilities, government effectiveness, institutional capacity, and productive investment to support sustainable economic growth in the region.

Article Highlights:
  • Human capital development supports economic growth in Sub-Saharan Africa.
  • Government effectiveness positively influences economic growth.
  • Foreign direct investment significantly promotes economic growth.
  • Governance dimensions show heterogeneous effects across model specifications.
  • COVID-19 significantly reduced economic growth across the sampled countries.

Article information

Section
Articles
Submitted
June 16, 2026
Accepted
August 28, 2026
Published
August 31, 2026
Corresponding author
Christian Agu
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How to Cite

Agbo, E. C., & Agu, C. (2026). Examining the Impact of Human Capital Development and Governance Institutions on Economic Growth in Sub-Saharan Africa. Innovation Journal of Social Sciences and Economic Review, 8(2), 24-35. https://doi.org/10.36923/ijsser.v8i2.376

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Authors

Emmanuel C. Agbo
Christian Agu
chris.agu@unn.edu.ng (Primary Contact)
Author Biographies

Emmanuel C. Agbo

Emmanuel C. Agbo is a recent graduate of Economics with First-Class Honours from the prestigious University of Nigeria, Nsukka, Nigeria. He recently completed his mandatory one-year national service. He intends to continue his academic pursuit at the graduate level.

Christian Agu

Christian Agu is a Lecturer and doctoral candidate in the Department of Economics at the University of Nigeria, Nsukka, Nigeria. He currently teaches microeconomic theory, economic statistics, and research methods to undergraduates and introductory econometrics to postgraduate diploma students. He has published in many reputable peer-reviewed international journals and has presented his research outputs at numerous international conferences. His research interests include development economics, international economics, environmental economics, and public sector economics.

How to Cite

Agbo, E. C., & Agu, C. (2026). Examining the Impact of Human Capital Development and Governance Institutions on Economic Growth in Sub-Saharan Africa. Innovation Journal of Social Sciences and Economic Review, 8(2), 24-35. https://doi.org/10.36923/ijsser.v8i2.376

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