“…Moreover, studies have shown that despite the previous increase in tax and non-tax revenue by the government, the economy is still wallowing in high rate of inflation, high interest rates, high unemployment rate, low capacity utilization of oil industry and high exchange rate (Central Bank of Nigeria, 2019), low per capital income, accumulated debt, corruption, poor infrastructures, weak institutions, low investment (Okwori & Sule, 2016). Some investigators, Onifade, Cevik, Erdogan, Asongu, & Bekun (2020) opined that earning tax and non-tax revenue by the government is vital to every economy, and channeling the tax revenue and non-tax revenue to create the desired significant positive impact on the government expenditure that can result to the achievement of the economic goals and objectives of the nation and its citizens is the most important issue.…”