A methodology is described for incorporating environmental externalities into electric system expansion planning. It combines a conventional least-cost optimisation tool, an environmental model, and a multi-criteria interval decision analysis system. The methodology can be used to analyse...

A decision model for the assessment of uncertainty in the supply function of a lignite deposit is presented. A supply function providing the quantities of lignite recoverable from a deposit at different cost levels is defined in terms of the size of the deposit and its volumetric density in...