The new system uses a calculation based on the energy equivalence of electricity .
新体系采用了一种基于电能能源等效的计算方法。
In fact , under some strict assumptions , the revenue equivalence theorem ( also due to vickrey ) states that all four auction types will result in an identical level of revenue to the seller .
Economists who believe in " ricardian equivalence " after the early-19th-century economist david ricardo argue fiscal policy is ineffective , because households will offset any government dis-saving with their own higher savings .