Please explain why the following statements are incorrect.

1. As an airline's load factor increases, its profitability improves.

(2 points)

Answer:

2. The number of competitors is one key determinant of industry rivalry. In most city-pair markets, only a few airlines provide non-stop flights, and therefore the rivalry among airlines is low.

(2 points)

Answer:

3. An increase in flight frequency will increase total trip time and raise the non-monetary cost of travelling.

(2 points)

Answer: