In their very informative paper on electricity demand responses in South Africa, Louw et al. [2008. Determinants of electricity demand for newly electrified low-income African households. Energy Policy 36(8), 2814-2820] assert that the price of electricity shows too little variation across...

Successful real-time electricity pricing depends firstly upon consumers' willingness to subscribe to such terms and, secondly, on their ability to curb consumption levels. The present paper addresses both issues by considering consumers differentiated by their electricity saving costs, half of...