In other words, healthy educated engineers with no children who are motivated to work need not apply.
These engineers may find once migrated (especially after a few years, ie slightly older) that the option of having children not to be burden in such a system, might find the safety net of not worrying about health and insurance increase their ability to focus on being productive instance of simple grinders, especially if well educated and motivated.
Anyway, you will benefit as your friends, colleagues, neighbors and especially your own children will not be burdened with the debt, and more likely to be well educated.
For example in the UK , education is about 1/6. Where as over 50% is NHS, welfare and pensions. (and only 0.3% is spent on unemployment)
https://yougov.co.uk/news/2014/11/09/public-attitudes-tax-di...