Unequal at birth a long-term comparison of income and birth weight.

Unequal at birth a long-term comparison of income and birth weight.

書目詳細資料
主要作者: Costa, Dora L.
格式: 圖書
語言:English
出版: Cambridge National Bureau of Economic Research 1997.
主題:
Birth weight > United States.
Income > United States.
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