Suppose, once again, that Jill and Joe run businesses that
are next door to each other on an isolated road, and both
need a security guard. Their demand schedules for security
guard services are as follows:
The supply schedule for security guard services is as
follows:
a. Draw a graph that shows the optimal level of security
guard services. Be sure to label the curves on the
graph.
b. Briefly explain why 8 hours of security guard protection
is not an optimal quantity.