The Same Households Do Not Necessarily Remain Rich or Poor

Multiple Choice

The same households do not necessarily remain rich or poor over time because _____

A) the normal life cycle pattern of income changes over time.
B) the productivity of workers varies with on-the-job training.
C) an economy experiences fluctuations in the level of economic activities.
D) an economy experiences changes in inflation rates over time.
E) technological changes influence the income earned by workers.