ABASH
发表于 2025-3-23 12:46:21
Social Capital, Gender Competition, and the Resurgence of Childlessness in childlessness is bolstered by steady increases in the mean ages at first birth observed in all 24 study populations. Looking ahead, high proportions childless can be consistent with stable, egalitarian unions, as children now bring few resources to parents while making great demands upon them.
怕失去钱
发表于 2025-3-23 17:56:32
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随意
发表于 2025-3-23 21:09:12
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土产
发表于 2025-3-24 00:49:26
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脆弱吧
发表于 2025-3-24 02:29:41
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enmesh
发表于 2025-3-24 10:19:24
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性学院
发表于 2025-3-24 13:34:49
Trends in Years Spent as Mothers of Young Children: The Role of Completed Fertility, Birth Spacing, h less than a high school degree such that they spent more years with young children in the 2010s than in the late 1960s. The increasing prevalence of multiple partner fertility explains some but not all of these trends.
chuckle
发表于 2025-3-24 14:54:44
Cross-Sectional Average Length of Life by Parity: Illustration of US Cohorts of Reproductive Age in sing a hierarchical multistate life table model. The . for the year 2015 shows that women in the US spend 47% (17.91/38 years) of their reproductive years from ages 12 to 50 in childlessness, followed by 16%, 19% and 11% in parities 1, 2, and 3, respectively.
DAMP
发表于 2025-3-24 20:23:56
International Perspectives in Geography in childlessness is bolstered by steady increases in the mean ages at first birth observed in all 24 study populations. Looking ahead, high proportions childless can be consistent with stable, egalitarian unions, as children now bring few resources to parents while making great demands upon them.
Alveolar-Bone
发表于 2025-3-25 02:03:55
Geerhardt Kornatowski,Toshio Mizuuchiough which fertility behavior may become contagious among relevant others, such as friends, kin, and coworkers. In doing so, we highlight the main sociological theories explaining the diffusion phenomenon at the micro-level, as well as the challenges deriving from the difficulty of disentangling “pu