[考題] 102初等經濟學大意
36題
有句成語說「覆水難收」,引用為經濟觀點的解釋,下列何者正確?
A.從事決策時應該不要考慮套牢成本(sunk costs)
B.每一項資源在使用上都有機會成本
C.廠商生產在短期時會有規模經濟與規模不經濟的現象
D.外部成本是不可避免的問題
答A
想法:A.既然都已經說覆水難收了,那不是更應該要慎重考慮?
例如:要在這裡鋪鐵軌,鐵軌是sunk costs,因此一定要事先規劃是否會賺錢
B.應該對吧?例如我拿10元買礦泉水,我的機會成本就是不能買麵包
才疏學淺,恐有疏漏,請多多指教
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