What is the percentage of income received by the middle three quintiles on line Z?

In volatile markets, "speculators" would be expected to provide some stability because:

a. they will be required to do so by the government. b. they will use current price moves to predict future moves. c. they will buy when price is below equilibrium and sell when it is above equilibrium. d. they will buy when price is above equilibrium and sell when it is below equilibrium.

Which of the following defines an annuity?

a. For a fee, an insurance company provides you with regular income until you die. b. A surcharge is added to life-insurance premiums paid by persons in dangerous occupations. c. Annuity is another name for stock funds managed by mutual fund managers. d. Annuity is another name for any diversified portfolio.