The Incentive to Work Is an Ingredient of the Negative

The incentive to work is an ingredient of the negative income tax because:

A) if families do work, they will be eliminated from the program.
B) if families don't work, they will be eliminated from the program.
C) the more income earned in the workplace, the higher the family's after-tax income.
D) the more income earned in the workplace, the higher the payment from the government.
E) the amount earned in the workplace is not subject to income taxes.