You own a stock that will produce varying rates of return based upon the state of the
economy. Which one of the following will measure the risk associated with owning that
stock?
A. weighted average return given the multiple states of the economy
B. rate of return for a given economic state
C. variance of the returns given the multiple states of the economy
D. correlation between the returns give the various states of the economy
E. correlation of the weighted average return as compared to the market
Aaron purchased 300 shares of a technology stock for $16.80 a share. The initial margin
requirement on this stock is 85 percent and the maintenance margin is 60 percent. What
is the lowest the stock price can go before he receives a margin call?
A. $4.43
B. $5.55
C. $6.30
D. $8.33
E. $10.03