question archive Assume the short-run average total cost for a perfectly competitive industry remains constant as the output of the industry expands
Subject:EconomicsPrice: Bought3
Assume the short-run average total cost for a perfectly competitive industry remains constant as the output of the industry expands. In the long run, the industry supply curve will:
a. have a positive slope.
b. have a negative slope.
c. be perfectly horizontal.
d. be perfectly vertical.