Re: [發錢] 快問快答
每題前兩位答對者各可獲得50P
題目都是4選1選擇題
懶得用推文了QQ
Q8:到KTV唱歌時,會發現各個時段的消費價格皆不同。
試問,此種價格差異可以經濟學的哪一項概念說明?
(A)供給法則 (B)外部效益 (C)需求法則 (D)受益原則
答題時間至23:49(我公布答案前的都算)
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