The numbers above indicate that if an individual invested in a portfolio composed of these 10 automotive companies selected from DJSI worldwide from 2009 to 2013, he would have a 35.5% annual return rate compare to 13.5% annual return rate of S&P500 and portfolio of five consumer goods companies listed in DJSI NA. If he only invested in Tesla from 2010 to 2013, he would at least gain 91.2% average annual return rate. To measure the efficiency of managing the investment of the company, ROE showed that consumer goods companies’ management outperformed the S&P500 and automakers. But the market seemed to focus more on the improvement of the management team of the companies. Investors are looking more for increase of management efficiency rather than a stable ROE. That explains why even when Tesla had negative ROE, it still beat consumer goods companies in stock return rate and also S&P500. A similar pattern was displayed by other selected automakers in DJSI worldwide. The market demonstrated confidence in these companies which improved their management efficiency