Representative ind estimate for no-PDF (yellow) study; author preference unknowable. Value -0.34 confirmed against Dahl DEDD ref Ste85 (El-ii_ag agriculturalfodder IR -0.34); Dahl cross-check CONFIRMED.
Sterner, T. (1985): “Energy Use in Mexican Industry.” Ph.D. Thesis, Gothenburg University: School of Business, Economics and Law, Sweden