Long-run own-price elasticity is the headline; abstract stresses the long-run price effect. || 'With electricity prices having an insignificant effect on aggregate electricity demand, future pricing policies will need to ensure that electricity prices are cost reflective' (p.4167 abstract)
Amusa, H., Amusa, K., & Mabugu, R. (2009): "Aggregate demand for electricity in South Africa: An analysis using the bounds testing approach to cointegration." Energy Policy, 37(10), 4167–4175.