A state-owned bridge is
A)always a public good, whether or not it is congested.
B)a public good when it is congested, but it is a common resource when it is not congested.
C)a common resource when it is congested, but it is a public good when it is not congested.
D)always a common resource, whether or not it is congested.

Question

Quizplus · Accepted Answer

A state-owned bridge is a public good when it is not congested because it is non-excludable and non-rivalrous under those conditions. However, when it becomes congested, it turns into a common resource because it becomes rivalrous, meaning one person's use diminishes others' ability to use it effectively.

A State-Owned Bridge Is