With the gradual improvement of highways and urban Rail Transit, in many major cities, it has appeared the phenomenon of residential communities and retail commerce spreading to the suburbs.

随着高速公路和城市轨道交通道路等基础设施的逐步完善，许多大城市出现了零售商业和居民社区向郊区扩散的现象。

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For example, the Department of Labor set aside funds for green jobs and job training for high growth sectors of the economy specifically targeted to communities affected by the automotive downturn, and the Department of Commerce provided funds specifically for automotive communities to develop plans for economic recovery.

WHITEHOUSE: The White House

That has already begun, in the sense that apps developer communities are very low friction forms of commerce, a topic Nick Vitalari and I addressed in The Elastic Enterprise.

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Markets spin webs of interlocking dependencies bonding complete strangers in harmonious commerce, strengthening communities and enriching our earthly experience.

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