title: The validity of Weinberg's Differential Rule.
abstract: Evidence continues to accumulate that Weinberg's Differential Rule is a useful approximation. This is in spite of the fact that one of the premises he used in its derivation is almost certainly, to some extent, false. An explanation is offered here.
authors: The Galton Laboratory, University College London, London, United Kingdom. whjames@waitrose.com
authors: William H
authors: WH
authors: James
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D015233:Models, Statistical; D017711:Nonlinear Dynamics; D011336:Probability; D012744:Sex Ratio; D014427:Twins / Q000235:genetics; D014429:Twins, Dizygotic / Q000235:genetics