Economists generally point out that the world would be a lot richer with open borders. You can of course argue about whether its desirable to be richer. https

Economists generally point out that the world would be a lot richer with open borders. You can of course argue about whether its desirable to be richer. https://www.economist.com/the-world-if/2017/07/13/a-world-of-free-movement-would-be-78-trillion-richer https://www.economist.com/the-world-if/2017/07/13/a-world-of... (https://archive.ph/TFS4G https://archive.ph/TFS4G)