Question 1: What is the difference between the Marginal Product of Labor (MPL) and the Marginal Revenue Product of Labor (MRPL)?

(A) MPL measures the change an additional worker has on profit while MRPL measures the change and the additional worker has on revenue

(B) MPL is in monetary units while MRPL is in units of output

(C) They are identical

(D) MPL is in units of output while MRPL is in monetary units

Question 2: What was the main finding of The Moving to Opportunity experiment?

(A) Families given vouchers that allowed them to move anywhere fared far better than other families in the experiment

(B) Families given vouchers fared worse than those that didn't receive them

(C) Families given vouchers that restricted their moves to certain neighborhoods fared far better than other families in the experiment

(D) The difference in housing vouchers had no effect increases

(E) None of the above

Question 3: Suppose a region's 2nd largest region has 150,000 people. According to Zipf's Law, the population of the 3rd largest region is

(A) 140,000

(B) 90,000

(C) 100,000

(D) 120,000

(E) None of the above