Question: Suppose that Jewelry Company is planning to sell twenty thousand ounces of platinum at some future date. The standard deviation of changes in the futures price per ounce sds is 12.86, that for changes in the spot price per ounce sdf is 14.38, and the correlation coefficient between the spot and futures price changes COTTs,f is 0.80.
a. Compute the optimal hedge ratio for Jewelry Co.
b. How many contracts do they need to hedge their position? (The contract size is fifty ounces.)
c. Will this be a buying or a selling hedge?