RE: Each of these 10 cities would be super-prosperous successes if they:
You need to add one thing — PEACE AND ORDER. No one will move to a crime infested city.
NYC almost became ungovernable until Rudy Giuliani restored peace and order and allowed the city to thrive again ( NYC is still one of the safest big cities in the USA and even dare I say, the world ).
“You need to add one thing — PEACE AND ORDER. No one will move to a crime infested city”
True.
I would add two related issues that would reduce crime at low/no cost:
Get rid of all public housing projects (Convert all public housing to condos is one way)
Strict workfare; absloutely no welfare.