Discussion: "the price elasticity of demand for electrical energy in Ghana is inelastic though significant, in the first and the third lags as shown in Table 1.0" || the lnP-1 coefficient -0.012099 is the paper's own-price(proxy) headline; only remaining coded cell after deletion of the constructed sum-cell.
Ackah, I., Adu, F., & Takyi, R. O. (2014): "On The Demand Dynamics of Electricity in Ghana: Do Exogenous Non-Economic Variables Count?" International Journal of Energy Economics and Policy, 4(2), 149-153.