By surveying and collecting the material and data in Jianghan Plain, this paper analyses the current situation and cause for rural drinking water safety based on the public goods theory.

本文从公共物品理论的角度，以江汉平原为例，通过实地调研和收集的资料及数据对农村饮水安全的现状和成因进行了分析。

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The “Tiebout theory” shows that local public goods will tend to be efficiently provided.

蒂布特理论证明社区能够更有效的提供区域公共品。

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