The Mid-Point Method of Calculating Price Elasticity of Demand

Multiple Choice

The mid-point method of calculating price elasticity of demand:

A) measures the percentage changes relative to a point midway between two points on a demand curve.
B) measures the absolute change relative to a point midway between two points on a demand curve.
C) measures the percentage change relative to a point midway between demand and supply.
D) None of these is true.