Think about it on a micro level. Do you work better when your coworkers are thoughtful, or when they're thoughtless?
Now multiply that by a billion, and that's why it's good for the economy.
Now multiply that by a billion, and that's why it's good for the economy.
My guess is thoughtfulness is either something you're born with, or it's something you learn much younger than university
It’s imperfect of course. But “we produce great graduates” should mostly be understood as “we pick great incoming students.”