登録して招待リンクを共有すると、動画再生報酬と紹介報酬を獲得できます。

Brad Wilcox
@BradWilcoxIFS
Professor @UVA | Fellow @FamStudies | Fellow @AEI | Book: GET MARRIED
参加 January 2013
3.1K フォロー中    39.1K ファン
Falling fertility is not driven by teens. It’s driven by 20something women. @WendyRWang: “the drop in births among women ages 20 to 29 accounts for 78% of overall decline in the total fertility rate.”
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