Here are stock market and Treasury bill percentage returns between 2008 and 2012: a. What was the

Question:

Here are stock market and Treasury bill percentage returns between 2008 and 2012:

a. What was the risk premium on common stock in each year?
b. What was the average risk premium?
c. What was the standard deviation of the risk premium?

Common Stock
Common stock is an equity component that represents the worth of stock owned by the shareholders of the company. The common stock represents the par value of the shares outstanding at a balance sheet date. Public companies can trade their stocks on...