WATCH: WA income tax supporters say revenues will increase; opponents say look at Idaho

(The Center Square) – If you lower a state income tax rate, the state brings in far more income tax revenue.

At least that’s the finding of a new report from Mountain States Policy Center (MSPC) on Idaho’s income tax.

“This is something that those of us in the free-market movement have been talking about for years,” said Chris Cargill, founder and president of MSPC. “We have evidence from the past of the federal government doing this where the income tax would come down and then revenues would go up.”

In an interview with The Center Square, Cargill explained that Idaho ran a real-world experiment with income tax generation.

“Over the past decade, Idaho lawmakers steadily reduced t...