Which might be an example of a positive externality?
A) Loud hip-hop music
B) A dog gets loose from its master
C) A lost wallet filled with twenty-dollar bills
D) The rumbling of a Harley Davidson Low Rider motorcycle
E) Any of the above, as long as they unintentionally benefit others
Question 2
As more people in a developing country started using debit cards, banks installed more ATM machines, thereby benefitting all customers. This is an example of a(n) ________.
A) network externality
B) pecuniary externality
C) adverse selection
D) moral hazard
Large-scale impacts of the (a) positive, and (b) negative phases of the North Atlantic Oscillation.
Positive and negative selection during T-cell development.
The peptidoglycan layer of Gram-positive bacteria
The “inside positive” rule
Positive and Negative Punishment
Tiffany - I Think We're Alone Now (Official Music Video)