The Trivers-Willard hypothesis of parental investment - No effect in the contemporary United States

Author: Keller M.C.   Nesse R.M.   Hofferth S.  

Publisher: Elsevier

ISSN: 1090-5138

Source: Evolution and Human Behavior, Vol.22, Iss.5, 2001-09, pp. : 343-360

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Abstract