Using the utilitarian criterion, it is possible that slavery could be in the public interest

In a given year, ________ of smartphone or tablet owners will pay for any apps

A) only about one-third B) almost 90 percent C) about 75 percent D) less than 15 percent

A horizontal demand curve is perfectly elastic because a change in price will induce an infinite change in quantity demanded

a. True b. False Indicate whether the statement is true or false