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外交人員考試三等考試-外交領事人員類科英文組二國際經濟(以英文命題及作答)11012單選題

Which of the following statements about the formation of the J-curve is correct?

AIn the short run, supply will exceed demand; however, in the long run, they will be equal.
BAn overshooting effect occurs as people adjust to the new information.
CInvestors tend to be overly cautious in currency instruments.
DSupply and demand for goods are less elastic in the short run than in the long run.正確答案
答案與詳解
D
正確答案
J曲線:貶值初期貿易餘額惡化、長期才改善,關鍵在短期供需彈性低於長期。

為什麼答案是 D

正解。貶值後短期內進出口契約已簽、數量難調整(彈性小),貿易餘額先惡化;長期彈性變大(Marshall-Lerner 條件成立)後才改善,形成 J 形。

考點:供需均衡誤用考點:匯率過度調整考點:行為財務考點:短長期彈性差異
載入中…

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