In my experience most countries put barriers in place to prevent people from moving into the country, from another country, when you don't have enough money to

In my experience most countries put barriers in place to prevent people from moving into the country, from another country, when you don't have enough money to support yourself, but I believe the parent is describing a system that puts barriers in place for internal migration of its citizens. Russia has a similar system. https://en.wikipedia.org/wiki/Resident_registration_in_Russia https://en.wikipedia.org/wiki/Resident_registration_in_Russi...