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Information Ratio
The information ratio is a widely used metric in the investment management industry that measures the risk-adjusted return of an investment portfolio. It is a tool that investors and fund managers use to evaluate the performance of a portfolio relative to a benchmark index. The information ratio is a simple ratio that compares the excess return of a portfolio to the amount of risk taken to achieve that return. A study by Robert A. Treynor and Kay Mazuy, Can Mutual…