Table 14-9 Suppose that a firm in a competitive market faces the following revenues and costs:   Quantity Total Revenue Total Cost 0 $0 $10 1 $9 $14 2 $18 $19 3 $27 $25 4 $36 $32 5 $45 $40 6 $54 $49 7 $63 $59 8 $72 $70 9 $81 $82    Refer to Table 14-9..

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