31) In the figure above, the quantity of low-skilled labor employed is A) 2,000 hours per day. B) 4,000 hours per day. C) 5,000 hours per day. D) 7,000 hours per day. 32) In the figure above, the quantity of high-skilled labor employed is A) 2,000 hours per day. B) 4,000 hours per day. C) 5,000 hours per day. D) 7,000 hours per day. 33) In the figure above, in the market for low-skilled labor, the equilibrium wage rate is A) $8. B) $4. C) $10. D) $14. 34) In the figure above in the market for high-skilled labor, the equilibrium wage rate is A) $8. B) $4. C) $10. D) $14. 35) In the figure above, the difference in wage rate between low-skilled and high-skilled labor is A) $8. B) $4. C) $10. D) $14. 36) In the figure above, if information technologies are introduced that are complements for high-skilled workers and substitutes for low-skilled workers, the wage rate of high-skilled workers will ________ and the wage rate of low-skilled workers will ________. A) rise; fall B) fall; rise C) fall; fall D) rise; rise 37) In the figure above, if the government starts to provide university education at no charge, in the long run, the wage rate of high-skilled workers will ________ and the wage rate of low-skilled workers will ________. A) rise; fall B) fall; rise C) fall; fall D) rise; rise 38) In the above figure, an innovation that increases the demand for high-skilled workers and decreases the demand for low-skilled workers will A) reduce the amount by which WH exceeds WL. B) increase the amount by which WH exceeds WL. C) shift the SH curve leftward. D) shift the SL curve rightward. 39) In the above figure, the long-run effect of providing university education at no charge to all qualified applicants would be to shift the curve SH A) and the curve SL leftward. B) and the curve SL rightward. C) leftward and the curve SL rightward. D) rightward and the curve SL leftward. 40) Lee earns more than does Pat. Which of the following can explain why? A) Pat is discriminated against. B) Lee has more human capital. C) Lee has a greater degree of specialization in earning an income. D) All of the above could be a factor leading to the wage difference.