Which of the following is likely to have the most price inelastic demand?

A university cafeteria changes from offering all-you-can-eat meals for one low price to selling each food item separately. After this change, one would expect that the marginal utility of the last food item consumed in the cafeteria by the typical student would: a. decrease since less food is now likely to be consumed by students who eat a meal in the cafeteria. b. increase since less food is

now likely to be consumed by students who eat a meal in the cafeteria. c. not change since the same quantity of food is now likely to be consumed at each meal. d. decrease since more food is now likely to be consumed by students who eat a meal in the cafeteria.

Domestic saving must equal domestic investment in

a. both closed and open economies. b. closed, but not open economies. c. open, but not closed economies. d. neither closed nor open economies.