And the profit-and-loss equilibrium output, the output at minimumaveragecost and the output with maximum gross profit are the three essential factors in deciding the production scale.
其中，盈亏均衡产量、平均成本最小产量、总利润最大产量是非常重要的。
2
Thus, under perfectly competitive conditions, consumers will tend to be charged a price equal to average total cost and average total cost will tend to be at its minimum.
因此，在完全竞争条件下，消费者就会争取到一个与平均总成本相等的价格并且平均总成本也会处于最低值。
3
Does a firm's price equal the minimum of average total cost in the short run, in the long run, or both? Explain.