本题目来源于试卷: IB Economics Unit 1.1: What is Economics? Scarcity Choice and the PPC，类别为 IB经济学
[单选题]
Which of the followi(wpq 1 *r9.jwvpjp grg+puei8*3 t4gkng is no;v rqttv;t/t 3t a free good?
A. Sunshine
B. Rain
C. Fresh air
D. Free school lunches
参考答案: D
本题详细解析:
D Free goods are so plentiful that they incur no opportunity cost for production. Choice D is not an example of a free good as there is an opportunity cost in providing free lunches to students, as tax revenue must be spent to provide it. Choices A, B and C are incorrect as these goods are provided by nature and their provision incurs no opportunity cost.
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