One demographic this policy seems to unintentionally trample is international students. There’s a pretty well-trod path of F1 Visa -> OPT -> (OPT STEM Extension) -> H1B -> (green card, if you’re from the right country). It’s a tall order to expect that all new grads from this path will be able to command such high salaries, and there’s an existing set of international students who have planned their lives on being ab…
Having gone through the numbers just yesterday, I was very surprised. So, here's the correction for you. No, america does not encourage immigration through education and subsequent employment. Out of roughly 550k green cards per year, only around 15k are for educated immigrants coming through employment categories (eb1,2,3).
For comparison, there are around 50k diversity visas given in lotteries, and 8k investors visas given out to anyone willing to buy a green card.