Authors' headline is that TOTAL electricity demand is price elastic in both short and long run; commercial is inelastic. Marked total-demand SR (obs 896) and total-demand LR addition as preferred. || 'However, total demand (although income inelastic) is price elastic both in the short and long run.' (p.299) ; 'Since the overall demand is price elastic... raising the price will reduce waste' (p.300)
Eltony, M. N., and A. Hoque (1996): “A Cointegrating Relationship in the Demand for Energy: The Case of Electricity in Kuwait.” The Journal of Energy and Development 21(2), 293-302