This article has examined the operating cost inefficiencies and economies of scale of Tunisian public water services. We have examined the stochastic frontier model and the fixed effects model. Thus, as formulated, the inefficiency term remains in the model and the fixed effect is intended only...

This paper seeks to determine water demand of the mining sector in the Middle Olifants sub-basin of South Africa. Despite the growing economic importance of mining in the area, only little is known about its water demand and the role of water in the mines ́extraction process. By means of...