Limits on Tax Deductions for States and Local Taxes Are About Cutting Off Options for Progressive Policy at the State Level

Dalton Cooney argues in a Washington Post column that capping the deduction for state and local income taxes (SALT) is a good thing in a Washington Post column today. He makes the valid point that if wealthy suburbs want to tax themselves to have better schools than lower income inner city areas, there is no reason the federal government should subsidize this decision with a deduction on federal income taxes.

However, this misses the fact that the tax that is most likely to be affected by the...