Polygyny as a potential reason for Y-DNA bottlenecks among agropastoralists

polygyny-estimates

Open access Greater wealth inequality, less polygyny: rethinking the polygyny threshold model by Ross et al. Journal of the Royal Society Interface (2018).

Interesting excerpts, from the discussion (emphasis mine):

We use cross-cultural data and a new mutual mate choice model to propose a resolution to the polygyny paradox. Following Oh et al. [17], we extend the standard polygyny threshold model to a mutual mate choice model that accounts for both female supply to, and male demand for, polygynous matchings, in the light of the importance of, and inequality in, rival and non-rival forms of wealth. The empirical results presented

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Rhetoric of debates, discussions and arguments: Useful destructive criticism for scientific & academic research, reasons and personal opinions; the example of Proto-Indo-European language revival

Rhetoric (Wikipedia) is the art of harnessing reason, emotions and authority, through language, with a view to persuade an audience and, by persuading, to convince this audience to act, to pass judgement or to identify with given values. The word derives from PIE root wer-, ‘speak’, as in MIE zero-grade wrdhom, ‘word’, or full-grade werdhom, ‘verb’; from wrētōr ρήτωρ (rhētōr), “orator” [built like e.g. wistōr (<*widtor), Gk. ἵστωρ (histōr), “a wise man, one who knows right, a judge” (from which ‘history’), from PIE root weid-, ‘see, know’]; from … Read the rest “Rhetoric of debates, discussions and arguments: Useful destructive criticism for scientific & academic research, reasons and personal opinions; the example of Proto-Indo-European language revival”