Ogbuagu, A. R., and D. B. Ewubare. “The Dynamic Correlation Between Fiscal Spending on Education, Health, Consumption and Standard of Living in Nigeria”. International Journal of Economics and Financial Issues, vol. 9, no. 3, May 2019, pp. 259-67, https://www.econjournals.com/index.php/ijefi/article/view/8077.