When marginal revenue equals price for all levels of output, the firm is operating in a perfectly competitive market

If rising costs have compelled an increase in the price of football tickets for next season, you could safely assume the college athletic director

A) doesn't know the difference between sunk costs and marginal costs. B) doesn't want fans to become angry or resentful about the price increase. C) isn't setting prices to maximize net revenue. D) really has not raised prices. E) would prefer not to raise prices but has no choice in the matter.

In the United States, private health insurance companies

A) are all for-profit firms. B) can be either for-profit or not-for-profit firms. C) are all not-for-profit firms. D) are all government-run firms.