Representative res estimate for no-PDF (yellow) study; author preference unknowable. Value -0.0652 confirmed against Dahl DEDD ref TBV77 (El-r SR -0.07); Dahl cross-check PARTIAL.
Taylor, L. D., G. R. Blattenberger, and P. K. Verleger, Jr. (1977): "The Residential Demand for Energy." Report to Electric Power Research Institute (Final Report) 1(431), Data Resources, Inc., Lexington, Massachusetts