Sarpong, A.-M.K., Boakye, A.B., Amponsah, A. and Yeboah, C. 2013. Analytic Study Of The Trend Of Ghanas GDP Before And After Re-basing. International Business & Economics Research Journal (IBER). 12, 3 (Feb. 2013), 301–310. DOI:https://doi.org/10.19030/iber.v12i3.7673.