Multiple Choice
Which activity generates a positive externality?
A) You buy a new jet-ski and find $5,000 under the seat.
B) Your neighbor begins building an addition onto his home at 6 a.m.
C) Your neighbor installs a bat house, and the bats eat mosquitoes.
D) Dave buys dental insurance but decides not to take the time to get his teeth cleaned at the dentist.
Correct Answer:

Verified
Correct Answer:
Verified
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