“…Based on existing literature, there are quite some valuable theoretical perspectives surrounding the increasing and declining effects of oil revenues on the budgets of both oils importing and oil-exporting economies. The conventional theories of oil price are the main tenets of theories identified in the literature of oil revenue effects on the budgets of both oil-exporting and consuming nations (Hayes, 2015;Gosling, 2016;Al-Zeaud, 2015;Mupimpila et al 2015;Olaoye, 2014;Aladejare, 2014;Al-Qahtani et al, 2008;Reddick, 2003 andAl-Yousef, 1998;Sielke, 1995;Wilson and Sylvia, 1993;Linderoth, 1992;Downs and Rocke, 1984;Padgett, 1980). Principally, the research assessed three major theories upon which this research is based.…”