A) What does Autor mean by "polarization of job opportunities?" What is the primary cause of this polarization? Is this solely a US phenomenon?
B)What are the primary arguments in favor of banning the importation of goods made using child labor? What are the primary arguments against such a ban? Provide data to back up your answers.
C) Provide an argument in support of a "child labor" ban for imported goods and an argument against it to.