A tax system is regarded as horizontally equitable if ?

A tax system is regarded as horizontally equitable if ?

A. all taxpayers pay the same amount of tax
B. taxes on all goods are levied at the same rate
C. taxes are as low as possible
D. the system comprises only lump sum taxes
E. taxpayers with similar abilities to pay taxes pay the same amount

The average tax rate is ?

The average tax rate is ?

A. total taxes paid divided by total income
B. the extra taxes paid on an additional dollar or income.
C. the taxes paid by the marginal worker
D. total income divided by total taxes paid