单选题
Which of the following most accurately describes the shape of the average fixed cost (AFC) curve? The AFC curve:
A. is always below the average variable cost curve.
B. has the same shape as the average total cost curve.
C. becomes flatter as output increases.
A
B
C
D
【正确答案】
C
【答案解析】
The AFC curve declines initially, but as output increases it flattens because a fixed cost is being averaged over more and more units of output.
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