Problem
1. Show how cohort effects in the immigrant flow affect the interpretation of the cross-sectional age-earnings profiles of immigrants.
2. Describe how the immigrant flow is chosen from the population of the country of origin. Why are some immigrant flows positively selected and other immigrant flows negatively selected?
3. Define the immigration surplus, and discuss how it can be calculated.
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.