A European call option and put option on a stock both have a
strike price of $21 and an expiration date in 4 months. The call
sells for $2 and the put sells for $1.5. The risk-free rate is 10%
per annum for all maturities, and the current stock price is $20.
The next dividend is expected in 6 months with the value of $1 per
share.
(a) In your own words, describe the
meaning of “put-call parity”.
(b) Check...