compensating variation การใช้

A comparable measure of loss is the compensating variation, which depends on Hicksian demand instead of Marshallian demand.
A'compensating variation'is the change in wealth required to leave a consumer's well-being unchanged when prices change.
A Kon黶 index is a type of cost-of-living index that uses an expenditure function such as one used in assessing expected compensating variation.
In the theory of price indices, economists also use the term "'compensating variation "', which is yet another unrelated concept.
Compensating variation is the metric behind Kaldor-Hicks efficiency; if the winners from a particular policy change can compensate the losers it is Kaldor-Hicks efficient, even if the compensation is not made.