Which of the following policies CANNOT improve current account deficit?
ATo raise interest rate.正確答案
BTo depreciate domestic currency.
CTo raise tariff for foreign imports.
DTo decrease government expenditure.
答案與詳解
為什麼答案是 A
升息會吸引外資流入，推升本國貨幣匯率，使出口品在國外變貴、進口品變便宜，貿易逆差擴大。雖然升息會抑制國內投資與消費（S-I 上升對經常帳有利），但匯率升值的負面效果通常更顯著，故無法改善經常帳赤字。
考點：升息→升值→惡化出口考點：貶值改善貿易考點：關稅抑制進口考點：財政緊縮改善CA
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