A 6-month European call option on a dividend-paying stock is cur- rently selling for $1.75. The stock price is $58.56, the strike price is $55, and a dividend of $1.20 is expected in 2 months and 5 months. The risk-free interest rate is 3% per annum for all maturities. (a) What opportunities are there for an arbitrageur? Detail your answer. (b) In this market a European put option with same strike price and maturity is also available for trading. Derive the no-arbitrage price of the put option if the call option has a price of c $3. (c) The European put option in the above section is trading at $3. What opportunities are there for an arbitrageur? Detail your answer.

Melbourne Capital Ltd considers selling European call options on ANZ Bank Ltd for $1.50 per option. The current market price is $17.70 on 28th September 2020, the exercise price is $20, and the maturity of each call option is 6 months. (i) Under what circumstances does the investor make a profit?    (ii) Under what circumstances will the option be exercised?   (iii) How many call options should the investor sell to raise a total capital of $1,260,000?

Consider a two-period binomial model in which a non-dividend-paying stock currently trades at £35. Over each of the next two six-month periods, the share price is expected to go up by 12% or down by 9%. The risk-free interest rate is 6% per annum with continuous compounding. Calculate the value of a one-year European put option with a strike price of £36, using a two-period binomial tree method.