米国で白人の死亡数が出生数を上回る―近代史上初めてThis copy is for your personal, non-commercial use only. Distribution and use of this material are governed by our Subscriber Agreement and by copyright law. For non-personal use or to order multiple copies, please contact Dow Jones Reprints at 1-800-843-0008 or visit www.djreprints.com. http://jp.wsj.com/article/SB10001424127887323504304578543893861965404.html
