Respuesta :
the answer to this question is
when the demand is greater than the supply
because if you have puppies and 6 people want a puppy but you only have 4 puppies
you would raise the price because 6 people want the same thing
when the demand is greater than the supply
because if you have puppies and 6 people want a puppy but you only have 4 puppies
you would raise the price because 6 people want the same thing