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Emily and Jack work together after school at a local fast-food restaurant. While they don't have many classes together, work has made them pretty good friends. Emily has always enjoyed volunteering at her local senior center. She has talked so much about it that Jack has asked whether he can go with her next time. Jack's volunteering is most likely due to ______.
Efficient Outcome
A situation where resources are allocated in the most effective manner, leaving no room for improvement without making someone worse off.
Marginal Social Benefit
The additional benefit to society from consuming one more unit of a good or service.
Nonrival Good
Good for which the marginal cost of its provision to an additional consumer is zero.
Marginal Social Cost
The additional cost to society of producing one extra unit of a good or service, considering both private costs and externalities.
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