[問題] 經濟問題有關機會成本
題目:
下列何者與[從事任何消費行為,都必須支付代價]比較相關
a:投桃報李
b:福禍與共
c:水能載舟,也能覆舟
d:值回票價
答案是a
我的想法是投桃報李,不是指朋友之間贈與的行為嗎?跟機會成本有什麼關係呢?如果是天下沒有白吃的午餐是這種選項就讓人很明確呀
所以這一題是怎麼解釋的啊~
謝謝各位
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