Fill in the blanks to make the following statements correct.

a. Long-run, sustained increases in potential output are called .

b. Increases in material living standards occur with increases in real __________ .

c. An important cost of economic growth is the sacrifice of current __________ in exchange for investment that raises future ___________ .

d. Four major determinants of growth examined in this chapter are

• ______________

• ______________

•_____________

•_____________