3. (24 points) Suppose there are 15,000 people on North Island. 3,000 of these people are children under the age of 16, 7,800 people have jobs, 700 people do not have jobs but are looking for work, 300 people do not have jobs and have given up looking for work, and 1,800 people are retired.
a. What is the labor force of North Island?
b. What is the unemployment rate of North Island?
c. What is the labor force participation rate of North Island?
d. How many discouraged workers are there in North Island?
e. If 100 unemployed people become frustrated and stop looking for work, what is the new unemployment rate for North Island?