Question
Part A ( 5 marks ): i. When valuing European Vanilla Options in the Black-Scholes-Merton Model, there is one source of uncertainty. What is this
Part A (5 marks):
i. When valuing European Vanilla Options in the Black-Scholes-Merton Model, there is one source of uncertainty. What is this uncertainty? (3 marks)
ii. Why does a short call position in a European vanilla option have negative delta ()? (2 mark)
Part B (5 marks):
The current price of a non-dividend paying asset is $65, the riskless interest rate is 5% p.a. continuously compounded, and the option maturity is five years. What is the lower boundary for the value of a European vanilla put option with strike price of $80?
Part C (5 marks)
Two companies have investments which pay the following rates of interest:
Fixed
Float
Firm A
6%
Libor
Firm B
8%
Libor+0.5%
Assume A prefers a fixed rate and B prefers a floating rate. Show how these two firms can both benefit by entering into a swap agreement. If an intermediary charges both parties equally a 0.1% fee and any benefits are spread equally between Firm A and Firm B, what rates could A and B receive on their preferred interest rate?
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