In order to earn $200 per month, the amount a person would have to invest at 8% would be:

Which of the following is an inaccurate representation of a cultural superstition?

a. The result of having three persons in a photograph is that the middle person will die. b. Attaching old shoes to the car of newlyweds assures prosperity and long life. c. Important events should not be scheduled on Tuesday the thirteenth; this is an unlucky day. d. Bathing on New Year's Day will wash away a person's good luck.

Buyers tend to have less power when

A) a firm has only one buyer, or a small number of buyers. B) the products or services being sold to buyers are standard and not differentiated. C) the supplies they purchase are an insignificant portion of the costs of their final products. D) they are not earning significant economic profits.