Average costs (ATC, MC) and marginal revenue (MR) (K-A)

Long term supply curve and economic profit (K-A)

Marginal cost and average total cost (K-A)

Marginal revenue and marginal cost (K-A)

Marginal revenue below average total cost (K-A)

The structure of costs in the long run (K-A)

The structure of costs in the short run (K-A)