本题目来源于试卷: IB Economics Unit 2.1: Microeconomics - Demand & Supply, Equilibrium，类别为 IB经济学
[单选题]
Which of the following woux 2 sj19i ;v9+cofk9r3fu)lphtrw*gm l9ee*+20 wvga*ajqe tww(eq) a d shift the supply curve for wheat to the left?
A. An increase in demand for rice
B. An improvement in wheat-harvesting technology
C. An expectation that bread prices will rise in the future
D. A high-yield wheat harvest caused by favourable weather
参考答案: C
本题详细解析:
If bread prices are expected to rise, firms will 4tz+2vgj/ r0 jcv)f vvhoard grain in anticipation, reducing supply.
Choice A is incorrect, as a change in demand for rice has no impact)vcfv zv0+rv/tj g j24 on the supply of bread.
Choices B and D are incorrect, as improvements in technology and favourable weather would both increase supply and cause the supply curve to shift to the right.
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