Authors' headline characterization of electricity own-price demand: only Industry 10 (Sawmills) is significant and negative, and overall demand is judged inelastic. obs 890 (Industry 10, -.6639, se .1526) is the sole significant own-price electricity elasticity and carries the paper's conclusion. || 'Only in industry 10 is there a significant, negative own-price elasticity coefficient for electricity. However, the overall impression is that the demand is considerably inelastic.' (p.297)
Duncan, R. C., and H. P. Binswanger (1976): “Energy Sources: Substitutability and Biases in Australia.” Australian Economic Papers 15(27), 289-301