Given: C = $4.75, P = $3.25, S = $42, K = $40, T = 6 months, r = 2% p.a.
a. What would you do to exploit these quotes? (List the transactions.) What would be your riskless arbitrage profit?
b. How could you synthetically short-sell an asset using only options and borrowing or lending at the risk-free rate? Would you be better off short-selling the stock, or synthetically short-selling it using options?