[1rudeboy]

Arthur Laffer predicted that when excessive rates of taxation are reduced, government revenue increases.

[steve8714]

Depending on which point on the revenue/marginal rate curve you are occupying.

[Middle Man]

"Arthur Laffer predicted that when excessive rates of taxation are reduced, government revenue increases."

The cornerstone of Reaganomics. Here's the scoop on that bit of legend, and Laffer had nothing to do with it.