Partnership Status and the Human Sex Ratio at Birth
收藏NBER2004-11-01 更新2025-01-04 收录
下载链接：
https://www.nber.org/papers/w10920
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资源简介：
If two-parent care has different consequences for the reproductive success of sons and daughters, then natural selection may favor adjustment of the sex ratio at birth according to circumstances that forecast later family structure. In humans, this partnership status hypothesis predicts fewer sons
提供机构：
美国国家经济研究局
创建时间：
2004-11-01
