Answer: False
Step-by-step explanation:
The given statement is false as, the united state basically has the progressive tax system rather than regressive tex system. The regressive tax is the type of system in which the average rate of the tax are get decreases with the amount of the tax.
The progressive tex system is used in the united state as compared to the regressive tax as the progressive tax has the large percentage of the income tax.
Therefore, the regressive tax system is not used in the united state.