Most of this growth occurred in the suburbs rather than the inner cities, Mr Glaeser adds, with the more prosperous metropolitan areas and those with better educated residents growing especially fast.

这些增加的城市人口大多安家于城郊而不是市中心，格莱泽补充道，更繁华的都市地区和教育程度比较高的居民区，人口增加特别迅速。