Delta Air Lines, Inc., and Southwest Airlines Co. are two publicly traded airline companies. They reported the following in their financial statements (in millions of dollars, except per-share amounts and stock prices): Net income Total stockholders' equity Earnings per share Stock price when annual results reported Delta 2016 2015 $ 4,373 $ 4,526 12,287 10,850 5.82 5.68 Southwest 2016 2015 $2,244 $2,181 8,441 7,358 3.58 3.30 49.51 46.10 53.23 35.69 Required: 1-a. Compute the 2016 ROE for each company. Express ROE as a percentage. TIP: Remember that the bottom of the ROE ratio uses the average stockholders' equity. 1-b. Which company appears to generate greater returns on stockholders' equity in 2016? 2-a. Compute the 2016 P/E ratio for each company. 2-b. Which company do investors appear to value more