a) In The Bell Curve, Herrnstein and Murray argue that it is difficult to change IQ, and that IQ is extremely important in determining earnings as an adult. How do these conclusions inform policies aimed at reducing intergenerational inequality in earnings? (3 pts)

c) In the Expanding College Opportunities (ECO) project, Caroline Hoxby and Sarah Turner argue that high-achieving low-income students may face barriers to information about college compared to high- achieving high-income students. Why might low-income students have less access to information, despite the fact that a lot of information about applying to college is already on the internet? (3 pts)

b) Esther Duflo estimates the impact of new primary schools on total years of schooling and earnings. Based on the graph below, how do these effects differ by age? Why would you expect different effects for kids who were 11 or older at the time of primary school construction, compared to kids who were younger than 11 at the time of primary school construction? (3 pts)

c) In the Expanding College Opportunities (ECO) project, Caroline Hoxby and Sarah Turner argue that high-achieving low-income students may face barriers to information about college compared to high- achieving high-income students. Why might low-income students have less access to information, despite the fact that a lot of information about applying to college is already on the internet? (3 pts)