You sold short 1000 shares of J.P Morgan Chase stock (ticker: JPM) at $60 per share. The initial margin is 50%. At what stock price would you receive a margin call if the maintenance margin is 30%? (do not consider dividends in question

a) Assume that the JPM stock paid a $0.40 dividend per share each quarter,

b) what is the rate of return if you buy to cover the JPM shares at $39 per share at the end of the quarter?

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