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. The new model roughly halved the portfolio’s reported risk. Months later, the trades that became known as the https://elliottztmew.thecomputerwiki.com/6802126/who_measures_the_measurer_institutional_lessons_in_algorithmic_trading_risk_management