In Excel, the formula used to calculate a bond's modified duration is built into the MDURATION function. This function returns the modified Macaulay duration for a security, assuming the par value ...

Example of Calculating Variance in Excel In the example below, we will calculate the variance of 20 days of daily returns in the highly popular exchange-traded fund (ETF) named SPY, which invests ...

Microsoft Excel isn't just for making spreadsheets; it can also perform math calculations. Scientific and mathematical formulas frequently use exponents and square roots, and you can create a ...