本题目来源于试卷: IB Economics Unit 2.3: Microeconomics - Elasticities，类别为 IB经济学
[单选题]
Identify which of the ff+azu k c*; y3i*bsz4zood 95 zk+(gfzpllowing is a determinant of price elasticity of supply (PE zdgp+f(9o5kz S).
A. Ability to store
B. Availability of substitutes
C. Proportion of income spent
D. Degree of necessity
参考答案: A
本题详细解析:
The ability to store a product affects itsu a/iuxoi6; z v6bw1l() o5gbw PES. Perishable products have lower PES, and durable products have higher PES.
Choices B, C, and D are all determinants of price elasticity u6(loiga )zbwbivx u;w/6 5o 1of demand (PED), not PES.
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