Research on the Negative Externalities Evaluation for the Development of Weathered Crust Elution-Deposited Rare Earth Ores

Table 4

The overhead expenses of the negative externality of exploiting weathered crust elution-deposited rare earth ore.

Negative external treatment costs	Evaluation indicators	Evaluation methods
Industrial “three-waste”; Pollution treatment costs	Wastewater treatment	Market value method
	Exhaust gas treatment
	Waste residue treatment
Ecosystems; Recovery costs	Vegetation restoration	Shadow engineering method
	Land restoration	Market value method
Derivative costs	Health recovery	Labor cost method
	Cost of water	Market value method
	Other losses	Opportunity cost method