Suppose the marginal tax rate is 37 percent for an income level of 50,000 and 39 percent for an 80,000 income. This implies that the underlying tax structure is _____ in nature.
a. fixed
b. progressive
c. regressive
d. lump-sum
e. proportional
Question 2
Which of the following would shift a supply curve to the right?
a. Taxes
b. Import restrictions
c. Import duties
d. Subsidies