In the standard model of pure competition, a profit-maximizing firm will shut down in the short run if price is below:

As more and more businesses accept credit cards, the

A) demand for money decreases. B) supply of money decreases. C) quantity of money demanded decreases. D) demand for money increases. E) quantity of money demanded increases.

Being first only works

A) if accounting profits are earned in the first year. B) if the entrepreneur has the working capital of a large firm. C) in a winner take all situation. D) all of these choices.