You want to boost the economy by lowering taxes? You won't! You want to dampen the economy by introducing higher taxes? You can't! Tax policy isn't a viable tool for steering the economy, one way or the other. The real impact of taxes on the state of the economy is void.
This is suggested by data compiled by economists Joel Slemrod of the University of Michigan and Jon Bakija of Williams College. "There have been huge changes in taxes throughout U.S. history with virtually no observable shift in growth rates," economist William G. Gale sums up the findings in an article for the Brookings Institute
This calls in to question what President Donald J. Trump is trying to achieve by aiming to lower the overall tax burden. The tax bill currently lingering in Congress, with its stated aim to ignite the economy, therefore is very likely to fail on its objective – if it is enacted in its current or a similar form — and assuming no other changes in tax or spending policy are made.
The time periods depicted in the chart are very different eras in terms of tax revenue
. From 1868 to 1912, the U. S. had no income tax. From 1913 to 1950 income, estate, and payroll taxes and an expansion of corporate levies were introduced. And by 1950, the U.S. had entered a new period with permanently higher taxes.
Whether tax policy is a viable tool for wealth (re)distribution within any given economy is written on another page.