Earlier quoted context omitted.
> immigration from e.g. Mexico to the US often causes the poverty rate in both countries to rise Both countries? How's that work if it's poor Mexicans coming here?
Fun fact: most immigrants from Mexico are not poor-relative-to-Mexico.
The routes they takes are often batshit crazy - the usual Afghanisthan-Egypt/Turkey-Europe route or the Guyana-Mexico-Texas/Cali route (this all the way from India!).