For the year ended September 26, 2015, Casper Corporation reported net income of $2,880 million. Total shareholders' equity on this date was $18,548 million, and on September 27, 2014, it was $19,643 million. No preferred stock was outstanding in either year.

Required:

1. Compute Casper's return on common stockholders' equity for the year ended September 26, 2015. Round your answer to two decimal places. fill in the blank 1 %

2. What other ratio would you want to compute to decide whether Casper is successfully employing leverage? Return on assets ratio, because the excess of return on equity over the return on assets indicates if management has been successful in employing leverage.