It doesn't make any difference to the price that maximises profit, asOriginally Posted by lingyai
the the profit in the two models differ by a fixed amount.
Of course it does make a difference to the profit at the optimal ticket
(there is probably a misunderstanding of what is meant by variable
cost here, where the variable is the number of extra passengers, not
the total number of passenger. Presumably the author has lumped the
costs of the base 100 people in the fixed costs)