The prices of goods x and y are each $1. Jane has $20 to spend and is considering choosing 10 units of x and 10 units of y. Jane has nice convex preferences and more of each good is better for her. Where x is drawn on the horizontal axis and yis drawn on the vertical axis, the slope of her indifference curve at the bundle (10, 10) is −2. a. The bundle (10, 10) is the best she can afford.
b. She would be better off consuming more of good x and less of good y
c. She would be better off consuming more of good y and less of good x
d. She must dislike one of the goods.
e. More than one of the above is true.