At The start of 2012, a portfolio held by JPMorgan Chase’s Chief Investment Office kept breaching its risk limits. Then a new value-at-risk model was introduced, and the problem appeared to disappear. Under the new model, the portfolio’s reported risk fell by roughly half. Months later, the trades that became https://emiliocyrkd.wikitidings.com/7605957/who_measures_the_measurer_algorithmic_trading_risk_management_the_institutional_way