You have a positive opinion of IBM stock, which is currently priced at $$100$ per share. You believe it will be valued at $$150$ per share in one year. You have $$20,000$ to invest. You want to make a dollar return of $$14,446$ in one year based on your prediction that the stock price will be $$150$ per share after one year. Margin borrowing has an interest rate of $9\%$ per year. How much should you borrow from your broker?