An indicator of resource sufficiency is percentage self-sufficiency (Department of Primary Industries and Energy (DPIE) 1987). Self-sufficiency was defined as:
The indicator shows how well domestic production meets demand and is simple to understand. Since 1970, self-sufficiency has fluctuated between 60 per cent and 90 per cent, with levels above 70 per cent since mid-1984.
DPIE, 1987, Forecast of energy demand and supply, Australia 1986-87 to 1999-00. Department of Primary Industries and Energy, Australian Government Publishing Service, Canberra.
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