IPART conducted a survey of residential water, electricity and gas consumers in the Sydney metropolitan, Blue Mountains and Illawarra areas. We obtained matching consumption data from the utilities for 2,192 households.
This model provides the calculations based on publicly available data for our 2021 Final Report: Approach to determining wholesale ethanol prices. These calculations include volume of fuel sales by fuel type, and retail prices by fuel type.
IPART uses a real rate of return in setting prices to cover a utility's costs. This requires the conversion of a nominal cost of capital to a real cost of capital by adjusting for expected inflation.