Some factors that allow firms to make economic profits are beyond its control. All but one of the following is an uncontrollable factor. Which factor is controllable?

The greater the product differentiation between monopolistically competitive firms

A) the lower the barriers to entry. B) the greater the price elasticity of demand. C) the higher the average variable costs. D) the lower the price elasticity of demand.

Which of the following is not true regarding bonds? a. Bonds can be purchased from corporations as well as governments

b. Interest must be paid to bondholders before dividends are paid to stockholders. c. Bondholders face no risk from changing market interest rates on bonds that have a fixed interest rate. d. The capital gains on bonds are generally more limited than the capital gains on stocks.