https://blog.wongcw.com/2022/09/19/%e7%a0%94%e7%a9%b6%e7%a8%b1%e5%b0%8d%e8%b2%a7%e5%9b%b0%e5%9c%b0%e5%8d%80%e7%9a%84%e6%8a%95%e8%b3%87%e5%8f%af%e4%bb%a5%e6%8f%90%e9%ab%98%e7%94%9f%e8%82%b2%e7%8e%87/
研究稱對貧困地區的投資可以提高生育率