The table sets out the marginal benefits that Terri and Sue receive from police officers on duty on the college campus:

a. If the police officers are provided by the city government, is the presence of the police on-campus a private good or a public good?
b. Suppose that Terri and Sue are the only students on the campus at night. Draw a graph to show the marginal social benefit from on-campus police officers on duty at night.

Transcribed Image Text:

Police officers on duty (number per night) Marginal benefit Terri Sue Idollars per police officer) 18 14 10 18 14 10