Care to show your math?

From your post

>while paying a third of the salary

If they're paying $300k, they are paying $200k extra to employ that person in the US.

That 0.3% seems quite a bit off.

	▲	sarchertech 7 hours ago \| parent [-]
		10k * 100k is 1 billion, which is 0.3% of 300 billion.