Sometimes, it's interesting to see how ignorant some people are of reality. In their mind, they can move markets and is the center of the universe. NYC? Some fishing town...
Yeah unless you consider gross domestic product, trading activity and the fact that it is the 12th biggest economy in the world.
I think you are underestimating the gravity of their pull. Weren't you around in 2008?
Their impact isn't written in stone. They can easily lose it by making some stupid mistakes.
I don't think, that other cities/states will just follow, whatever NYC do.