[andrewstuart2]

Or they can move to NY "full time", if I'm understanding correctly, which will likely also improve the city's tax revenue from more of that person's expenses incurring city taxes.

[usefulcat]

Wouldn't that mean that they would then also pay NY income tax?

[swiftcoder]

Not just on their expenses - if they become resident in NYC, they'll own 4% NYC income tax (on top of the 10% NY state income tax).