> A for tax brackets, why do they exist. I think our mathematics is advanced enough that things like tax brackets could be replaced by continuous functions. So

> A for tax brackets, why do they exist. I think our mathematics is advanced enough that things like tax brackets could be replaced by continuous functions. So its either by design or by lack of imagination that these discontinuities exist. Progressive tax brackets do not have discontinuities such that your income net of income tax becomes lower as a result of moving up a bracket.