「エレファントカーブ」がトランプ現象を生んだ

■図表3 国連人口予測(2012年 revision)

Population of the world, 1950-2100, according to different projections and variants

出所: Population Division of the Department of Economic and Social Affairs of the United Nations Secretariat (2013); World population prospects: The 2012 revision. New York: United Nations
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