嘉定一中AP选修课
AP Microeconomics
课程概览
Calculus BC
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Microeconomics
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Unit 1
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1.1
1.1 Scarcity
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视频讲座
Video 1: Scarcity
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PDF 参考资料
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Chapter 3.pdf
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小节练习
1. Scarcity means that:
Resources are unlimited
Wants exceed limited resources
Everyone is poor
There is no opportunity cost
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