To deeply understand and effectively treat problems concerning rural drinking water safety,taking Jianghan Plain as an example,externality of the rural drinking water safety was analyzed from the viewpoint of externality of public goods.The analytic results show that the responsibility of government is to make reasonable institutionary arrangement according to the external characteristics of public goods,and internalizes the externality of rural drinking water safety;a rational management and detection system should be established,protection of sources for drinking water and control of water p...
