Old Economy Traders opened an account to short sell 1,400 shares of Internet Dreams at $48 per share. The initial margin requirement was 50%. (The margin account pays no interest.) A year later, the price of Internet Dreams has risen from $48 to $62, and the stock has paid a dividend of $4.00 per share. a. What is the remaining margin in the account?

8. problems and applications q8there are four consumers willing to pay the following amounts for haircuts, and there are four haircutting businesses with the following costs: consumers' willingness to payyvette: $35cho: $15sean: $45bob: $25firms' costsfirm a: $40firm b: $20firm c: $10firm d: $30each firm has the capacity to produce only one haircut. for should be given. which businesses should cut hair? check all that apply. firm afirm bfirm cfirm dwhich consumers should have their hair cut? check all that apply. bobchoseanyvettethe maximum possible total surplus is