What happens in a perfectly competitive industry when economic profit is greater than zero?

A) Existing firms may get larger.
B) New firms may enter the industry.
C) Firms may move along their LRAC curves to new outputs.
D) There may be pressure on prices to fall.
E) All of the above may occur.

E

Economics

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Refer to Table 2.4. Increasing the tanks of fertilizer from 4 to 5 will

A) decrease truckloads of potatoes. B) increase truckloads of potatoes. C) have no effect on truckloads of potatoes. D) require more acres of land.

Economics

Based on the figure below. Starting from long-run equilibrium at point C, a tax increase that decreases aggregate demand from AD1 to AD will lead to a short-run equilibrium at point ________ and eventually to a long-run equilibrium at point ________, if left to self-correcting tendencies.

A. D; C B. D; B C. A; B D. B; C

Economics