[taxcontrol]

This is a future model. What is needed is a historical graph. One that shows the real tax rate (Fed plus state) against total revenues (Fed, + State income + State sales) for the past 50 years.

[CutePuppy]

See my post #21 re Hauser’s Law, in conjunction with Laffer Curve.

[JasonC]

It's a line. The legal rates bounce all over the place, the revenue line stays entirely flat, with slight undulations of a few percent of GDP, driven entirely by the economic cycle and not reacting at all to the tax code.