how-is-the-long-run-supply-curve-derived-in-a-perfectly-competitive-market

Question

How is the long run supply curve derived in a perfectly competitive market?

Accepted Answer

It is the portion of the marginal cost curve above the average total cost.

Answer

It is the entire marginal cost curve.

Answer

It is the portion of the average variable cost curve above the marginal cost.

Answer

It is the entire average total cost curve.