The central objective of this work was to test and determine the causality between the
selected economic indicators such as trade, FDI, Oil Price and GDP in Nigeria and make a …

Several studies abound that concentrated on oil production and the environment, oil
exploration and socio-economic conditions, contributions of crude oil consumption to the …

Economic growth and health expenditure in Nigeria have become major priorities, and there
is no doubt that health expenditure in Nigeria has risen over the years. According to studies …

Over the years, there has been a radical increase in energy consumption in Tanzania. Oil is
the most energy source which is highly consumed in the country. The country imports refined …

Oil has had an exclusive position in the world's economic system. It is an essential source of
energy, an irreplaceable transport fuel, and a vital raw material in many manufacturing …

In this study, the nexus between the generated oil revenue in Nigeria from 1981 to 2021 and
its possible influences on the relative growth of the economy on a sustainable basis has …

The main objective of this study was to investigate the impact and causality of crude oil and
natural gas on economic growth in the Caspian Sea region. Here, the study applies ordinary …

In this study, the dynamic causal relationship between oil price and economic growth in
Kenya has been explored during the period from 1980 to 2015. A trivariate Granger …

This study examines the impact of macroeconomic variables on foreign direct investment in
Nigeria over the period of 1981 to 2014. The data for the research was taken from Central …

This study investigated the role of oil and non-oil exports on the Nigerian economy over the
period of 1981 to 2015. The ADF and PP unit root test, Johansen cointegration test, Granger …