Under perfect competition, the rate of profit tends to be ______ in all industries, so the marginal value of resources is ______ in all industries.
the same; different
the same; the same
different; the same
different; different
Under perfect competition, the rate of profit tends to be the same in all industries, so the marginal value of resources is the same in all industries.
Therefore, the correct answer is: the same; the same.