Microeconomics 18th Edition by Campbell McConnell, Stanley Brue, Sean Flynn

Exercise 16

What is the formula for measuring the price elasticity of supply Suppose the price of apples goes up from $20 to $22 a box. In direct response, Goldsboro Farms supplieS₁200 boxes of apples instead of 1000 boxes. Compute the coefficient of price elasticity (midpoints approach) for Goldsboro's supply. It its supply elastic, or is it inelastic