The total revenue curve of a monopolist is:

Which of the following statements is true?

A) A rational economic agent is not likely to optimize. B) Cost-benefit analysis can also be used for normative economic analysis. C) Cost-benefit analysis does not yield the same result as optimization analysis. D) The net benefit of an option that costs $50 and provides a benefit of $100 is equal to $150.

In the equation GDP = C + I + G + F, in which F equals net export spending (i.e., total spending on exports minus total spending on imports), imports are subtracted from the other types of expenditures because:

A) imports reduce national welfare. B) other countries do not import goods from the U.S. C) it represents a flow of expenditures out of the domestic economy to the rest of the world. D) the value of imports is difficult to determine due to the fact that they are frequently stated in terms of foreign currency.