Property promised to the lender as compensation if the borrower defaults is called

Interdependence of firms is most common in

A) oligopolistic industries. B) monopolistically competitive industries. C) monopolistically competitive and oligopolistic industries. D) monopolistic industries.

When an economist states that a firm is earning zero economic profit, this statement implies that the firm

a. will be forced out of business unless market conditions change. b. is doing as well as it could in any other line of business. c. is earning a zero rate of return on its assets. d. could earn a higher rate of return in other industries.