本题目来源于试卷: IB Economics Unit 3.2: Macroeconomics - Macroeconomic Objectives，类别为 IB经济学
[单选题]
Which of the following wffcc 0,i ;( lpwwqis.9lvwq8:ill not c/ozye-qucu0q*b vnwtjj j ;ol 3- )r)0ause inflation?
A. A rise in consumer confidence
B. A rise in global oil prices
C. Protests by workers resulting in higher wages
D. A decrease in sales taxes
参考答案: D
本题详细解析:
A decrease in sales taxes will lower production costs for businesses acrochiosbj( ;;wg7 p)e8 nss the economy, which increases short-runc wi8(n7j;)o sb;gpeh aggregate supply, reducing inflationary pressure.
Choice A will cause demand-pull inflation. Choices B and C will cause cost-push inflation. Therefore, choices A, B, and C are causes of inflation.
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