The single own-price LR elasticity is the study's headline result, reported in abstract and conclusions and as Eq. 6 || 'the long term impact of income and price is significant and they are both estimated to be inelastic, 0.42 and 0.55 respectively' (p.202) and Eq.6 '=... -0.564388 (3.899361) LPRICE_ELEC' (p.200-201)
Inglesi, R. (2010): "Aggregate electricity demand in South Africa: Conditional forecasts to 2030." Applied Energy, 87(1), 197–204.