Profit-maximizing firms enter a competitive market when existing firms in that market have

a. total revenues that exceed fixed costs.
b. total revenues that exceed total variable costs.
c. average total costs that exceed average revenue.
d. average total costs less than market price.

d

Economics

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The initial impact of the repeal of an investment tax credit is to shift

a. aggregate demand right. b. aggregate demand left. c. aggregate supply right. d. aggregate supply left.

Economics

The "brain drain" problem in the DVCs refers to the fact that the best-educated workers:

A. are concentrated in the public, rather than the private, sector. B. are concentrated in the private, rather than the public, sector. C. are concentrated in urban, rather than rural, areas. D. have emigrated from the DVCs to the IACs.

Economics