(Spts) (Day 3) Alvin has the utility function U(x, y) = 3x + y. Since he gets three times as much utility from x as he does from y, he will never purchase any y. (4pts) (Day 3) The only good Pierce ever buys is potatoes; he would never consider buying any other good if his income increased. T/FfU: Potatoes cannot possibly be an inferior good for Pierce. (Him: What is Pierce's budget constraint?)