= Impact of Population Growth by Paul R. Ehrlich and John P. Holdren
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{title2=1971}
https://doi.org/10.1126/science.171.3977.1212
https://mahb.stanford.edu/wp-content/uploads/2019/10/Impact-of-Population-Growth.pdf
Primary paper, Science 171, 1212–1217. Its opening decomposition is population multiplied by impact per person. A further division of per-capita impact into affluence and technology is an analytical decomposition, not a verbatim attribution of a three-factor formula to every part of this paper.
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