Post deregulation, airlines attempted to maintain their earlier profit levels by instituting price discrimination in such forms as advance purchase ticket restrictions and frequent-flyer mileage programs. These methods generally did not succeed in maintaining those profit levels

An example of a shortage is limited amounts of:

a) water available for irrigating a crop because it is used for other crops b) labor available because the workers have other jobs c) food available because the trucks carrying it are on strike d) food available because few people want to buy it

Which of the following is a characteristic of a bond?

A) A bond represents a promise to repay a fixed amount of funds. B) The face value or principal plus interest is repaid at a specified period of time. C) The length of coupon payments is fixed by the stated maturity period. D) All of these are characteristics of bonds.