[johnnyhillbilly]

This appears construed. LIFO: The human rights do not include a right to _enter_ any country (except maybe one's own). You may also not leave a country if you are subject to lawful arrest.

Sending money home is a most human thing to do. Sending welfare money home may be seen as defrauding the common insurance policy of the host country. And what are the component parts of the suggested increase in GWP? Travel? Housing?

Also: What are the effects on the host country labour market?

The nation state serves as an organizational unit in promoting stability in and between nations. Its borders are an inherent limit to this concept.

At these borders, the nation state can enforce the necessary controls to compensate for different legislation on VAT, gun ownership rules, as well as to ensure foreign forces cannot simply perform a sneak attack by infiltration.

In short: Borders promote a structured mechanism for supporting peace in a world with plenty of incentives for people to kill, raid, rape and pillage.