Quotients, ratios, are among the most applied tools for measuring performance of mutual funds and investment portfolios, the Jensen index being an exception to the general rule. In this paper, we show some problems that arise when quotients are applied, closely related to their statistical...

This work corrects the risk quotient penalization carried out by the Sharpe and Treynor ratios, which, assuming normality in returns distribution, are equivalent to classifying the funds according to the probability of their returns being below that of the risk-free asset, without considering...