Authors' headline is the pre-subsidy long-run own-price elasticity 'about -0.6' (Models 1 & 2) || 'The long-run price elasticity of residential energy demand is estimated to be -0.584 and -0.657 for Model 1 and Model 2, respectively' (p.7) and abstract 'the demand is found to be both price and income inelastic' (p.1)
Durmaz, T., Pommeret, A., & Tastan, H. (2020): "Estimation of residential electricity demand in Hong Kong under electricity charge subsidies." Energy Economics, 88, art. 104742.