John and Sally have recently married and are trying to decide how much money to spend on groceries each month. Jane prefers purchasing organic food even though it costs slightly more. Joe would prefer to save money and buy generic, non-organic food brands.
a. Draw a utility frontier with Sally's utility on the X axis and John's utility on the Y axis.
b. On the graph above, choose threat points for John and Sally and label them. Label one point on the utility frontier that would be acceptable to both John and Sally. c. Label a point on the utility frontier that would not be acceptable to Sally.