The following three defense stocks are to be combined into a stock index in January 2016 (perhaps a portfolio manager believes these stocks are an appropriate benchmark for his or her performance) Price Shares (millions) 1/1/16 1/1/17 1/1/18 Douglas McDonnel1 Dynamics General International Rockwell 185 450 270 69 47 76 $ 72 40 65 $ 85 54 79 a. Calculate the initial value of the index if a price-weighting scheme is used Index value