Refer to Figure 4-15. The price buyers pay after the tax is

Expansionary fiscal policy:

What will be an ideal response?

Liz's marginal utility for two different goods is determined by

A) her average utility for the two goods. B) how much benefit she gets from another unit of each of those goods. C) summing her total utility from consumption of each good and then dividing by two. D) All of the above answers are correct.