 However, if the government were to decide to impose a $50 tax upon the providers of cleaning services, their trade would no longer benefit them.Amie would not willing to pay any price above $120, and Will would no longer receive a payment that exceeds his opportunity cost.As a result, not only do Amie and Will both give up the deal, but Amie has to live in a dirtier house, and Will does not receive his desired income.