AP Micro Official 真題詳解: (難題)

AP Micro Official 真題詳解: (難題)

16. (B). Since P = MR= MC will decide on the quantity a single firlm
will come to produce. So qo is the perfect quantity. But if producing
at q1, leaading MC > MR.. then this single firm needs to cut down on
the quantity back to qo.