The latest US Census Bureau statistics show that textbook prices increased more than 800 per cent from 1978 to 2014, more than triple the cost of inflation and more than the rate of increase of college tuition.

But the Census data, combined with recent analysis by the Pew Hispanic Center, strongly suggests that fewer foreigners are flocking to the U.S. The industries so dependent on them during boom times are also scaling back.

但人口普查局这份数据以及近期普优西裔研究中心（Pew Hispanic Center）发布的报告都清楚地表明，涌入美国的外国人数量正在不断减少。那些在景气时依赖移民取得发展的行业在眼下也出现了滑坡。

The gap in home ownership between black and white Americans is the widest since records began 16 years ago, according to an analysis of US Census Bureau data.

一项针对美国人口普查局（Census Bureau）数据进行的分析显示，美国黑人和白人的住房拥有率差距创下自16年前开始编制相关数据以来的最高纪录。

But Manhattan today has almost exactly the same Gini: 0.6, according to the US Census Bureau.

但根据美国人口普查局（US Census Bureau）的数据，曼哈顿今天的基尼系数几乎与之完全相同：0.6。

Fewer jobs in construction lured less immigrants from their home countries, especially those from Mexico, according to the Census Bureau's annual American Community Survey.

美国人口普查局（Census Bureau）发布的年度《美国社会调查》显示，建筑业工作岗位的减少使得移民工人、特别是墨西哥工人的流入量有所减少。

A quarter of the President of the United States was the assassin of attacks.

四分之一的美国总统遭到过刺客的攻击。

The nearer a society approximates to zero population growth, the older its population is likely to be.

一个社会的人口增长率越接近零，它的人口年龄就可能越老。

But China repeatedly emphasised its commitment to Africa even as growth slumped below the rate of population expansion.

但即使是在经济增长率大幅降至人口增长率以下的时候，中国仍一再强调对非洲的承诺。

On this basis, the following policy recommendations: ① continued rationalization of the low population growth rate.

在此基础上，提出以下政策建议：①继续保持低水平合理化的人口增长率。

In this paper, a function of a variable population growth rate is integrated into the classical Solow model.

本文在Solow模型框架中引入随时间变动人口增长率函数，并假定人口增长率最终趋于零，证明该模型的解是渐近稳定的，收敛于零人口增长率的经典Solow模型的解。

In addition, China may also consider increase in the population growth rate to ease population aging problem.

此外，我国也可以考虑适当增加人口增长率来缓解养老保险替代率过低的问题。

After a steady increase for5 years, the country's rate of population shows signs of dropping.

在5年的持续增长后，这个国家的人口增长率表现出下降的迹象。

This is where cities expand into rural areas, sometimes at a much faster rate than urban population growth.

也就是城市扩张到农村地区，有时候比城市人口增长率快得多的速度扩张。

Population Growth Rate and Its Spatial Association by Providence in China

中国省级人口增长率及其空间关联分析

Our population has reached zero growth.

我们的人口增长率是零。

S population is the highest in the world.

中国的人口增长率是世界第一。

According to Black and Henderson, the level of urban human resources capital influences the productivity of urban enterprises, the rate of urban economic and population growth.

布莱克和汉德尔森（Black and Henderson）指出：城市人力资本水平影响城镇企业生产效率、城市经济增长速率以及城市人口增长率。

Consequently, given a constant population growth rate, economic growth itself cannot ensure full employment.

因此，在一定的人口增长率条件下，经济增长本身并不能保证充分就业。

Arizona ranked second of all states in its growth rate of population.

正在人口增长率方面，亚利桑那州正在各州卖中位居第二。

The Error Estimate of Stable Population Rate of Increase and Birth Rate

稳定人口增长率和出生率公式的误差估计

The population growth in that city is decreasing by1.5% each year.

那个城市的人口增长率每年下降1.5%。