Profit margins and turnover ratios vary from one industry to another. What differences would you expect to find between a grocery chain, such as Safeway, and a steel company? Think particularly about...

Profit margins and turnover ratios vary from one industry to another. What differences would you expect to find between a grocery chain, such as Safeway, and a steel company? Think particularly about the turnover ratios and the profit margin, and consider the effect on the DuPont equation.