Markets produce 95 artichokes. The efficient quantity is 110. Which of the following is correct?

A.Artichokes have no externalities.

B. Artichokes have external costs.

C.Artichokes have external benefits.

Hilary W. Haynes and Ankur J. Patel examined the effects of the Earned Income Tax Credit (EITC) on employment and poverty of single mothers. What was one of their conclusions?

A.Most of the benefits of the EITC went to high-income households.

B.The EITC did not have any effect on poverty.

C.Most of the benefits of the EITC went to businesses in the form of higher profits.

D.All of the above are correct.

E.None of the above are correct.