標題: 【題目】 If a fall in the price of good A increases the quantity demanded of good B, [打印本頁] 作者: zhong8927123 時間: 2018-12-26 16:22 標題: 【題目】 If a fall in the price of good A increases the quantity demanded of good B, 【題目】 If a fall in the price of good A increases the quantity demanded of good B,
(A) B is a substitute for A, but A is a complement to B
(B) A and B are complements
(C) A is a substitute for B, but B is a complement to A
(D) A and B are substitutes
跪求高手予以指教Orz 作者: a8889467 時間: 2018-12-27 01:09 答案是 A and B are complements
