Relative percentage changes are used in measuring price elasticity of demand, so that
A) it does not matter whether price increases or decreases when calculating the elasticity.
B) it does not matter what units are used to measure prices or quantities.
C) we always obtain a positive number.
D) larger numbers indicate greater responsiveness.
B
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Suppose a firm in a perfectly competitive market is operating at its profit-maximizing level of output. Will the firm suspend operations if it faces a reduction in the price it can charge for its product?
a. No, because it can always raise its prices in the short run. b. No, because it can always raise its prices in the long run. c. No, as long as the firm earns sufficient revenue to pay all of the variable costs. d. Yes, since it never makes sense to operate at a loss, even in the short run. e. No, because it always makes sense to operate at a loss, even in the long run.
Give an example of income elasticity of demand for a normal good and an inferior good. Calculate a sample income elasticity of demand for each.
What will be an ideal response?