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  2. Variance (accounting) - Wikipedia

    en.wikipedia.org/wiki/Variance_(accounting)

    When actual results are better than expected results given variance is described as favorable variance. In common use favorable variance is denoted by the letter F - usually in parentheses (F). When actual results are worse than expected results given variance is described as adverse variance, or unfavourable variance.

  3. Earnings response coefficient - Wikipedia

    en.wikipedia.org/wiki/Earnings_response_coefficient

    Persistence: Source of increase in current earnings affects the ERC: If earnings are expected to persist into the future this will result in a higher ERC. If the component in the earnings is non-persistent (i.e. unusual, non recurring items) this will result in lower ERC.

  4. Sales variance - Wikipedia

    en.wikipedia.org/wiki/Sales_variance

    It is used to measure the performance of a sales function, and/or analyze business results to better understand market conditions. There are two reasons actual sales can vary from planned sales: either the volume sold varied from the expected quantity, known as sales volume variance, or the price point at which units were sold differed from the ...

  5. Swedroe: Expected Vs. Realized Returns - AOL

    www.aol.com/news/swedroe-expected-vs-realized...

    Forecasting returns accurately isn’t easy, but being wrong can have heavy implications.

  6. Relative change - Wikipedia

    en.wikipedia.org/wiki/Relative_change

    A percentage change is a way to express a change in a variable. It represents the relative change between the old value and the new one. [6]For example, if a house is worth $100,000 today and the year after its value goes up to $110,000, the percentage change of its value can be expressed as = = %.

  7. Fisher effect - Wikipedia

    en.wikipedia.org/wiki/Fisher_effect

    Thus, the Fisher effect states that there will be a one-for-one adjustment of the nominal interest rate to the expected inflation rate. The implication of the conjectured constant real rate is that monetary events such as monetary policy actions will have no effect on the real economy—for example, no effect on real spending by consumers on ...

  8. Positive and negative predictive values - Wikipedia

    en.wikipedia.org/wiki/Positive_and_negative...

    The positive predictive value (PPV), or precision, is defined as = + = where a "true positive" is the event that the test makes a positive prediction, and the subject has a positive result under the gold standard, and a "false positive" is the event that the test makes a positive prediction, and the subject has a negative result under the gold standard.

  9. Expected return - Wikipedia

    en.wikipedia.org/wiki/Expected_return

    The expected return (or expected gain) on a financial investment is the expected value of its return (of the profit on the investment). It is a measure of the center of the distribution of the random variable that is the return. [1] It is calculated by using the following formula: