IHENSEKHIEN, Orobosa Abraham, and John Gbubemi MAYUKU. “Government Expenditures in Nigeria: Re-Examination of Wagner’s Law”. Journal of Economics and Political Economy 6, no. 2 (June 14, 2019): 143–158. Accessed September 20, 2024. https://journals.econsciences.com/index.php/JEPE/article/view/1874.