Question

Long-run competitive equilibrium requires:_______

a. economic profits to be zero for all firms in the industry.
b. price to be zero for all firms in the industry.
c. average costs to be zero for all firms in the industry.
d. accounting profits to be zero for all firms in the industry.

Answer 1

c is my answer to your question

Step-by-step explanation:

and and I don't know if it's right or wrong