IMPACT OF PETROLEUM PRICE FLUCTUATIONS ON KEY CONVERGENCE CRITERIA IN ECOWAS MEMBER STATES
Over the period 1980-2008, the price of crude oil had fluctuated significantly, with a mean, minimum and maximum values of $ 32.31 (bbl), $ 12.72 (bbl) and $ 140 (bbl) respectively. The above statistics, in addition to a standard deviation of 17.08 over the sample period show that the prices of crude have always been […]