Answer: Progressive tax rate
Explanation:
It is a progressive tax concept which is referring to a tax where the rate increases along with increase of amount. This is a concept when tax rate has the ability to progress from low amount to high amount. The wealthy people can get more higher rate than people who are don't having money so the poor families are spending those incomes often on basic things that they need for living. Because of that they can't afford some sort of decent or bigger standard.
