If a person’s income is $6,000, how much does he pay in taxes? If a person’s income is $14,000, how much does she pay in taxes? What is the marginal tax rate on the 10,001st dollar? What is the...

If a person’s income is $6,000, how much does he pay

in taxes?

If a person’s income is $14,000, how much does she pay

in taxes?

What is the marginal tax rate on the 10,001st dollar?

What is the marginal tax rate on the 10,000th dollar?