公共图书馆总经济价值包括使用价值和非使用价值，较难确认和量化。
The value of public library includes use value and non-use value, and is hard to identified and qualified.
可将它们分为四类：市场物资、潜在市场物资、公共物资和非使用价值的物资。
The forest products can be divided into four groups:market goods, potential market goods, public goods, and goods with nonuse values.
旅游资源价值表现为使用价值和非使用价值，可以用市场价格和非市场价格计量方法来核算。
The value of karst tourist resources manifests as use value and non-use value. We can use market price and non-market price to count it.
旅游资源价值表现为使用价值和非使用价值，可以用市场价格和非市场价格计量方法来核算。
The value of karst tourist resources manifests as use value and non-use value. We can use market price and non-market price to count it.
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