Obtain the annual report for the year 2019 for the Goldman Sachs Bank. Using mainly the annual report and other sources if needed answer the following questions : 3.Why should banks be concerned about their level of profitability and exposure to risk? Compare your BANK profitability with peer group mainly Return on Assets and Return on Equity? How do you see the level of your Bank profitability compared to its peer group? 4.What are primary reserves and secondary reserves and what are they supposed to do?