Not all of them

So much for "23%".

Not all of them, it's just that there aren't enough non-dead weight non-white non-asians to go around for all the businesses who need competent employees

How do you know? Not every business is a silicon valley start up that needs to be staffed almost entirely super smart people. The typical company is much more pyramidal. A lot of employers want a lot of employees who will happily work for the minimum wage.

while complying with disparate impact.

Whatever that means.. If you think US affiirmative action, or something, is the issue, then it cancels within the US. If you think it makes the US less competitive than polities that don't have AA, then that's only part of a bigger problem, because, given your assumptions, the US would be at a severe disadvantage compared to any given Asian nation anyway. But it doesn't appear to , so maybe factors other than DNA are important.. Who knows? We can only try to deduce what you might be saying from your hints and allegations.