Want to import cheaper drugs from Canada, that's illegal! Yeah sure they might have been produced in the US in the first place but it might be dangerous!
Want to get a degree in a country where the price of education is lower? We won't honor it.
Want to hire the services of a Kenyan clinic doctor who has experience in everything from treating runny noses to gunshot wounds? Illegal he's unqualified according the the national doctors union (AMA).
Yeah you can get cheap crap from places that hire children to work in their factories, but the stuff that is really expensive we are 1700's Japan all of the sudden.
Nationalism, something to be avoided, occurs when the underclass is not represented in a political system.