Representative res estimate for no-PDF (yellow) study; author preference unknowable. Value -0.155 confirmed against Dahl DEDD ref Oli93b (El-r IR -0.155); Dahl cross-check CONFIRMED.
Oliveira, R. A. (1993): “A Pooled Cross-Section, Time-Series Econometric Analysis of Residential Electricity Demand in Oregon: Preliminary Findings.” Oregon Public Utility Commission, Salem, Oregon