Economic theory would suggest that rising oil prices would reduce the amount of oil exploration and extraction.

In the year 2000, per pupil expenditures on education in the United States were around _____

a. $4000 b. $5000 c. $6000 d. $7000

________: the schedule that shows how many units of a good that the consumer will purchase at different income levels, all other factors constant

Fill in the blank(s) with correct word