To develop more accurate population forecasts, demographers have to know a great deal more than now about the social and economic determinants of fertility.

为了做出更准确的人口预测，人口统计学家必须比现在更多地了解生育率的社会和经济决定因素。

youdao

Europeans, with their confidence returning, went forth, multiplied and buried many a hatchet. Rising fertility and Europe's integration became the main motors of the continent's economic boom.

重新找回自信的欧洲人又迈开步子、不断向前，与美国重修旧好。增长的人口和欧洲一体化成了这块大陆经济繁荣的主要动力。

youdao

Rising fertility and Europe's integration became the main motors of the continent's economic boom.

增长的人口和欧洲一体化成了这块大陆经济繁荣的主要动力。

youdao

Even within supposedly decadent and corrupt Europe, there are very large variations both in fertility patterns and in economic dynamism.

FORBES: Ross Douthat, Demography, and Innovation

U. Throughout history, low fertility and societal and economic decline have been inextricably linked, affecting such once-vibrant civilizations as ancient Rome, 17th-century Venice and, now, contemporary Europe.

FORBES: New Geographer

East Asia has done better than Latin America, showing that lower fertility alone does not determine economic success.

ECONOMIST: Lower fertility is changing the world for the better