Relatively Small Annual Changes in Factor Productivity Are

Multiple Choice

Relatively small annual changes in factor productivity are

A) thought to be an important cause of long- run economic growth.
B) always cancelled out by changes in the growth in factor supplies.
C) the only important source of changes in potential GDP.
D) easy to calculate across many industries.
E) not important to long- run growth but are the dominant source of short- run changes in GDP.