We have reasonably effective insurance regimes which successfully use non-protected information to make decisions like this. As a first proxy, you can totally use credit score to discriminate and that alone would probably catch a huge chunk of the variance.
You do realize it is illegal to discriminate against customers on the basis of things like race, income, where they live, etc, right?
So, step 1 in this plan has to begin with “dismantle the last 60 years of civil rights legislation”.
We have reasonably effective insurance regimes which successfully use non-protected information to make decisions like this. As a first proxy, you can totally use credit score to discriminate and that alone would probably catch a huge chunk of the variance.