Asia and Europe have experienced sharp falls in fertility rates. The figures in Hong Kong, Singapore, and South Korea are even more remarkable than those in Catholic European countries like Spain, Italy, and Poland.
确定我们生活的某些因素似乎朝不同的方向拉动。人类社会的年龄结构正在急剧改变。亚洲和欧洲的人口出生率已经大幅下降。香港、新加坡和韩国的数字要比西班牙、意大利和波兰这些欧洲天主教国家还要显著。