Which of the following groups would most likely benefit from a law that is extremely tough on those who drink and drive?

Car A gets 20 miles per gallon, and sells for $17,000. Car B gets 40 miles per gallon, and sells for $34,000. In the economic way of thinking, which car is more efficient?

A) Car A B) Car B C) Both are equally efficient. D) It depends on the car buyer's estimate of cost and benefit. E) It depends on a number of statistical tests done by economists, the results of which are not stated in the question.

Four people each have a different willingness to pay for one unit of a good: George will pay $15, Glen will pay $12, Tom will pay $10, and Peter will pay $8. If price decreases from $9 to $8 then the consumer surplus from this unit will increase by

A) $3. B) $4. C) $2. D) $1.