The working-age population of people over the age of 16 can be divided into two groups, people
A) in the labor force and people looking for work.
B) with a job and people actively seeking a job.
C) looking for work and those in the U.S. Armed Forces.
D) in the labor force and people with a job.
E) in the labor force and people who are not in the labor force.
Question 2
If the marginal benefit of getting a college degree rises, rational people will
A) drop out of college.
B) not change their behavior.
C) attend college in greater numbers.
D) require that college get easier.
E) raise the marginal cost of attending college.
Continuous variation in a natural population
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