Problem 2 Assuming that i/ the price of a futures for silver is $27.84 and that ii/ in the next three steps the price may go up or down knowing that the standard variation of the price of the futures is 0.31 and that iii/ each step is 2 months. iv/ the risk-free rate is 1.2%, Calculate the value of a put option that expires in 6 months and that has a strike price of $30 using a three-step binomial tree. Questions 2: If the government of a country borrows less, what will be the consequence for the currency of that country, other factors staying the same? Can you rely on parities in foreign exchange to give you values of futures