Social and professional proximity matters very little for the flow of information: physical proximity is almost everything.

社会关系和专业接近对于信息流动作用非常有限：有形空间的接近几乎是唯一原因。

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Yes, we're linked in a social network. But in many cases the friendship is really just a vehicle that allows information to flow, and that flow is largely one-way.

是的，我们连接在一张社交网络上，但是在很多情况下，“友谊”仅仅只是信息流动的媒介，而且流动大多是单向的。

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The VVD, for example, is campaigning on a promise to limit the flow of unskilled immigrants into the country and to restrict newcomers’ access to social services.

例如，自民党在竞选中承诺会限制非技术性移民向荷兰的涌入，并对新移民的社会福利的准入进行限制。

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Other industry insiders and pundits in the room, including tech investor Esther Dyson, author Andrew Keen, and Social Flow founder Mike Perrone, chimed in too.

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The economy actually contracted at a 1.3% average rate in 2008 and 2009, and this drove Social Security into a negative cash flow position in 2010, much earlier than the Trustees had ever imagined was possible.

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When the ad units evolve to match the social nature of the communities and communications then the money will flow big.

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