【单选题】A one-year call option on a stock with a strike price of $30 costs $3; a one-year put option on the stock with a strike price of $30 costs $4. Suppose that a trader buys two call options and one put o...
【单选题】Consider a one-year call option with an exercise price of $100. We assume that the underlying stock price is now $100 and it can either rise or fall by 30% during the year. Thus at the option expirati...
【简答题】Model 2: He hasn’t yet recovered from illness. That’s the fact. → The fact is that he hasn’t yet recovered from illness. 9. Who can I turn to? That’s my trouble.