Paper reports headline price elasticity of about -0.7 and states Models 3-5 (year FE / non-linear / linear trend) are the informative specifications used in the forecast (Model 4 is the central forecast model) || 'Models 3-5 are more informative in this sense and are therefore used in the forecast' (p.31); 'we find a price elasticity of demand of about -0.7' (abstract/p.8)
Cao, J., Ho, M. S., Li, Y., Newell, R. G., & Pizer, W. A. (2017): "Chinese residential electricity consumption: Estimation and forecast using micro-data." Resource and Energy Economics, 56, 6–27.