Long was a purchasing agent for frost, a sole proprietor. long had express authority to place purchase orders with frost’s suppliers. long conducted business on the internet and had little contact with frost. after frost was declared incompetent in a judicial proceeding, long placed an order with grant corp. on frost’s behalf. both long and grant were unaware of frost’s incompetence. will frost or frost’s legal representative be liable to grant?

You are bearish on telecom and decide to sell short 100 shares at the current market price of $50 per share. a. how much in cash or securities must you put into your brokerage account if the broker’s initial margin requirement is 50% of the value of the short position? b. how high can the price of the stock go before you get a margin call if the maintenance margin is 30% of the value of the short position? (input the amount as a positive value. round your answer to 2 decimal places.)