What is the DuPont analysis for Exxonmobil from 2016 and 2017? What is the significant changes that may affect the ROE from 2016 to 2017? Identify what areas are responsible and investigate the financial statements futher by calculating few financial ratios in that area. Determine whether the firms FIXED or CURRENT ASSESTS have changed significantly? Has Exxonmobil's cash position changed during this time? Explain.