The owner of a produce store found that when the price of a head of lettuce was raised from 50 cents to $1, the quantity sold per hour fell from 18 to 8. The arc elasticity of demand for lettuce is.

a. -1.15.
b. -0.8.
c. -1.57.
d. -0.56.

wilson's has 10,000 shares of common stock outstanding at a market price of $35 a share. the firm also has a bond issue outstanding with a total face value of $250,000 which is selling for 102 percent of face value. the cost of equity is 11 percent while the preminustax cost of debt is 8 percent. the firm has a beta of 1.1 and a tax rate of 34 percent. what is wilson's weighted average cost of capital?

Gdonald was unhappy that his company did not provide good transport facilities. he found it very strenuous to drive to work on his own, and this eventually led to job dissatisfaction. hence, he recommended ways to solve this problem. according to the evln model, this information suggests that donald's main reaction to job dissatisfaction was:

Which of these is not a result of regular exercise