The political debates over immigration can generate a lot of fuzzy facts. We wanted to test Americans’ knowledge — so, to wrap up our special series on immigration, we called some Freakonomics Radio listeners and quizzed them.

• SOURCES:
  • Zeke Hernandez, professor at the Wharton School at the University of Pennsylvania.

• RESOURCES:
  • The Truth About Immigration: Why Successful Societies Welcome Newcomers, by Zeke Hernandez (2024, available for pre-order).

• EXTRA:
  • “The True Story of America’s Supremely Messed-Up Immigration System,” series by Freakonomics Radio (2024).