Characterized contestable markets

Industries that are described as "contestable": (w) will experience long-run economic profits equal to zero. (x) are difficult for firms to enter, but not to exit. (y) are difficult for firms to exit, but not to enter. (z) will charge prices greater than marginal cost and generate less than a similar industry which was perfectly competitive.

How can I solve my Economics problem? Please suggest me the correct answer.

   Related Questions in Business Economics