Economic growth can be measured by:

If price discrimination enables sellers to increase net revenues, why don't all sellers try it? Because

A) some sellers can't manipulate their price. B) some sellers can't control resentment. C) some sellers can't prevent low-price buyers reselling to high-price buyers. D) of all the above reasons.

The present value of $300 received 5 years in the future would be calculated as which of the following when the interest rate is 5%?

A) 300/(1.5)5 B) 5.05/300 C) 300/(1.05)5 D) 300 × 1.5 × 5