7. The graph to the right gives two indifference curves and two budget constraints for a single individual. Due to a loss in income the individual moves from indifference curve U1 to U0. From this we know that:
  1. X is an inferior good.
  2. X is a normal good.
  3. X is a luxury good.
  4. Y is an inferior good.
  5. Y is a price elastic good.

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