:They are perfect complements. The indifference curve shows that even if you have 5 extra of "good Y" you still remain indifferent because the good is not useful without the same amount of "good X." (Kathleen) | :They are perfect complements. The indifference curve shows that even if you have 5 extra of "good Y" you still remain indifferent because the good is not useful without the same amount of "good X." (Kathleen) |