  The Model assumes public and private companies seek the same return and have the same tax treatment, which overstates prices in areas where there are large amounts of public power.
The Model makes no assumptions about public companies seeking equal return and tax treatment.
mnli hypothesis: The Model makes no assumptions about public companies seeking equal return and tax treatment. premise:   The Model assumes public and private companies seek the same return and have the same tax treatment, which overstates prices in areas where there are large amounts of public power.