Abstract headlines the symmetric (Table 10) own-elasticity ranges, "highly invariant" (p.88) to the coded Table 9 values - the Table 9 set is kept as the coded specification || "Uncompensated mean short-run own-elasticities of demand for off-peak, mid-peak, and peak periods are all significant and range from -0.2308 to -0.5748, -0.3783 to -0.6958, and -0.6404 to -0.7864, respectively." (pp.79-80)
Atkinson, S. F. (1979b): “Responsiveness to Time-of-Day Electricity Pricing: First Empirical Results.” Journal of Econometrics 9(1-2), 79-103