positive economic profit
A(n) ________ means that the current utilization of resources is the most efficient.
Firms
________ can modify the quantity of any input over a long enough period of time.
normal profit
A company that makes a(n) ________ is considered to be successful.
optimal output rule
The ________ asserts that profit is maximized by generating the amount at which the marginal revenue of the last unit produced equals its marginal cost.
negative economic profit
A(n) ________ shows that resources could be better used in another way.