Earlier quoted context omitted.
When California raised their income tax several years ago, they reduced federal revenue because of SALT. For example, $1 billion in new state taxes would reduce federal revenue by ~$300 million. That shortfall must then be covered by the whole country.
> That shortfall must then be covered by the whole country. When Mississippi cuts benefits for its residents, my federal tax dollars pay for their disability insurance. When West Virginia fails to regulate its industry, educate its residents or build infrastructure, my tax dollars subsidise their choices. TL; DR It is odd to talk about subsidy when they generally flow from those hit by the SALT cap to those benefitin…
I also don't see why it's a problem that some states are donors, they have more to give. Federal spending should be progressive, otherwise it simply drives more inequality.