• You have $1 to spend on a vending machine snack. A bag of chips will cost you $1 and a candy bar will also cost you $1. If you choose the bag of chips, the opportunity cost of buying the chips is:
  
  $1.
  $2 minus the enjoyment you received from the bag of chips.
  The enjoyment you would have received from the candy bar.
  $1 plus the enjoyment you would have received from the candy bar.