An imperfectly competitive firm has the following total cost curve: C = 100 + 4Q. What is total cost equal to when Q = 10?

The airline industry is best classified as:

A) an oligopoly. B) a monopoly. C) perfectly competitive. D) monopolistically competitive

When aggregate expenditure increases, the price level either decreases or remains unchanged, but it cannot increase

Indicate whether the statement is true or false