问题
单项选择题
If you buy 100 shares of a $ 50 stock on margin when the initial margin requirement is 40 percent, how much money must you borrow from your broker（）
A. $ 2000.
B. $ 4000.
C. $ 3000.
答案
参考答案：C
解析：
An initial margin requirement of 40% would mean that the investor must put up 40% of the funds and brokerage firm may lend the 60% balance. Therefore, for this example (100 shares ×($ 50)=$ 5000 total cost. $ 5000×0.60=$ 3000.