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The two defining characteristics of a public good are non-rival and:
ANonexcludable
BNonperishable
CNontransferable
DNonrenewable
Answer & Solution
Correct answer: A. Nonexcludable
1. A public good is defined by how it can be consumed, not by who supplies it.
2. Public goods have two defining characteristics.
3. They are nonexcludable and non-rival.
4. Nonexcludable means you cannot stop non-payers from consuming it.
_Source: OpenStax Principles of Microeconomics for AP(R) Courses 2e (CC BY 4.0), Ch 13 'Positive Externalities and Public Goods', sections 13.1-13.4_
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