In the above table, the cross price elasticity of demand for good Z with good Y when PY rises from $15 to $18 is
A) -2.20.
B) +2.20.
C) +1.10.
D) -1.10.
D
Economics
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A firm that generates zero economic profit usually has
A) negative business profit. B) zero business profit. C) positive business profit. D) business profit equal to half the total revenue.
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Which of the following is NOT among the economic costs of a college education?
A. The cost of tuition B. The cost of books and fees C. The earnings forgone by spending time in school instead of working for pay D. The cost of room and board
Economics