一般来说，知识产权是无形的并且是由相对于体力劳动的智力劳动创造的。

Generally, intellectual property is intangible and is created by intellectual effort as opposed to physical effort.

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它也经常和其他难以衡量价值的无形资产自成一组，比如专利及各种知识产权。

And it often gets grouped in with others things that are hard to measure, like the value of patents and other intellectual property.

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它们的有形资源可以按照属地原则进行管理，无形资源却是共有的，具有社团产权的特征。

Their tangible resources are managed on apanage principle, but their intangible resources are mutual and have communal property rights.

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