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  2. How to Create a Financial Projection in Excel - AOL

    www.aol.com/finance/create-financial-projection...

    Open an Excel sheet with your historical sales data. Select data in the two columns with the date and net revenue data. Click on the Data tab and pick "Forecast Sheet."

  3. Volatility (finance) - Wikipedia

    en.wikipedia.org/wiki/Volatility_(finance)

    actual historical volatility which refers to the volatility of a financial instrument over a specified period but with the last observation on a date in the past near synonymous is realized volatility , the square root of the realized variance , in turn calculated using the sum of squared returns divided by the number of observations.

  4. Heston model - Wikipedia

    en.wikipedia.org/wiki/Heston_model

    In finance, the Heston model, named after Steven L. Heston, is a mathematical model that describes the evolution of the volatility of an underlying asset. [1] It is a stochastic volatility model: such a model assumes that the volatility of the asset is not constant, nor even deterministic, but follows a random process.

  5. Value at risk - Wikipedia

    en.wikipedia.org/wiki/Value_at_risk

    The 5% Value at Risk of a hypothetical profit-and-loss probability density function. Value at risk (VaR) is a measure of the risk of loss of investment/capital.It estimates how much a set of investments might lose (with a given probability), given normal market conditions, in a set time period such as a day.

  6. Are Volatility and Risk Always Related in Investing?

    www.aol.com/finance/volatility-risk-always...

    Volatility index (VIX): Often referred to as the “fear index,” the VIX measures market expectations for future volatility. It is calculated based on the prices of options on the S&P 500 index.

  7. How implied volatility works with options trading

    www.aol.com/finance/implied-volatility-works...

    Calculating fair value: By comparing implied volatility with historical volatility, you can determine whether an option is fairly priced. If IV is significantly higher than HV, it may suggest that ...

  8. Forward volatility - Wikipedia

    en.wikipedia.org/wiki/Forward_volatility

    The standard deviation of the continuously compounded returns of a financial instrument is called volatility. The (yearly) volatility in a given asset price or rate over a term that starts from t 0 = 0 {\displaystyle t_{0}=0} corresponds to the spot volatility for that underlying, for the specific term.

  9. Local volatility - Wikipedia

    en.wikipedia.org/wiki/Local_volatility

    A local volatility model, in mathematical finance and financial engineering, is an option pricing model that treats volatility as a function of both the current asset level and of time . As such, it is a generalisation of the Black–Scholes model , where the volatility is a constant (i.e. a trivial function of S t {\displaystyle S_{t}} and t ...