SHARPE RATIO, named after William P. Sharpe, is a measurement of portfolio trading performance. It is calculated by subtracting risk free rate from total portfolio return, then dividing by the standard deviation of the portfolio:Sharpe ratio = Total portfolio return - Risk free rate / Portfolio standard deviation.
BSP is Business Service Provider, Billing and Settlement Plan (airlines), Business Systems Planning, or Bank Settlement Plan.
Dr is an ancient Italian abbreviation for the Italian word 'debare'; meaning 'debit' (not to be confused with the acronym DR with both letters in uppercase).
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