Which of the following is more of a short-run than a long-run goal?

Traffic congestion is an example of a negative externality because

A) motorists take into account all benefits while driving. B) motorists take into account all costs while driving. C) a motorist's cost of driving spills over and affects other motorists. D) a motorist's benefit from driving spills over and affects other motorists.

Let D = demand, S = supply, P = equilibrium price, and Q = equilibrium quantity. What happens in the market for electric vehicles if the government offers incentives to manufacturers to produce more electric vehicles?

A) S increases, D no change, P decreases, Q increases B) D no change, S increases, P decreases, Q decreases C) D increases, S no change, P and Q increase D) D and S increase, P and Q decrease