Challenge The national order book for shares of ABC Corp. is…

Challenge The national order book for shares of ABC Corp. is: National Order Book Asks /Limit Sell Orders       Price Shares Dealer Ask $112 2,400   $111 600   $110 480   $109 120 Best Ask $108 48         Bids /Limit Buy Orders   Price Shares Best Bid $106 10   $105 25   $104 100   $103 125 Dealer Bid $102 500       Suppose a market order to sell 200 shares arrives from a fund manager. At what weighted-average price will this order be filled? (note: this spreads are unrealistically large. In reality, they would be $0.01) Enter your answer as a number of dollars, rounded to the nearest $0.01.

Suppose that you just short sold 100 shares of ABC stock for…

Suppose that you just short sold 100 shares of ABC stock for $80 per share. The initial margin requirement is 60%, which you cover by pledging T-bills as collateral. If the price of the stock falls to $67 per share, what return did you earn? Ignore the interest earned on T-bills.

Math Question 2: A portfolio consists of short a one-year, 5…

Math Question 2: A portfolio consists of short a one-year, 50-strike European call option with price equal to $8.50, and long a one-year, 60-strike European put option with price equal to $6.75. Both options are on the same underlying non-dividend paying stock and assume zero interest rates. The stock price in one year is $55. What is the portfolio’s profit/loss at expiry (in dollars)?