Financial risk management is the practice of protecting economic value in a firm by using financial instruments to manage exposure to risk: operational risk, credit risk, and market risk, foreign exchange risk, shape risk, volatility risk, liquidity risk, inflation risk, business risk, legal risk, reputational risk, sector risk, etc. Similar to general risk management, financial risk management requires identifying its sources, measuring them, and plans to address them. Among the problems that the field of statistics tries to solve are the following problems: