Maybe people didn’t live long enough for skin cancer to make a difference?

Doesn’t work for people with connected muscles for pinkies😔

I’m not sure how fantastical your world is but maybe nightglasses rather than sunglasses. simulates natural night vision, could have some interesting side effects if used a lot.

Also the fact that the economy is managed can mean things aren’t always testable. If you think there’s going to be a recession based on models and you prevent that by using policy, did you really prevent the recession or was it never going to happen?