Define economies of scale?
A fall in the long run average costs of a firm as output increases
What is limit pricing?
A pricing strategy a monopolist may use to discourage entry. Keeps supernormal profits low
What is contest ability?
Low barriers to entry making it contest able
When does productive efficiency indicators occur?
The lowest point in the AC curve
When does allocative efficiency occur?
P=MC
What does a high concentration imply?
Few firms have a high market share