Refer to the information provided in Figure 5.3 below to answer the question(s) that follow.
Figure 5.3Refer to Figure 5.3. Use the midpoint formula. If the price of a gardenburger increases from $8 to $10, the price elasticity of demand equals ________ and demand is ________.
A. -9.0; inelastic
B. 4.5; elastic
C. -4.5; elastic
D. -0.5; inelastic
Answer: C
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What will be an ideal response?
Suppose a perfectly competitive firm's production function is q = L0.2K0.6 and it takes the wage and price as given. Then the firm's long-run demand for labor as a function of K, w, and p is
A) p5((0.2/w)2(0.6/r)3). B) p5((0.2/w)4(0.6/r)5). C) p5((0.2/w)5(0.6/r)4). D) p5((0.2/w)3(0.6/r)2).
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