In a previous post, we presented a method for calculating a stock beta and implemented it in Python.

Learn how to calculate the net present value (NPV) of your investment projects using Excel's XNPV function.

How to Calculate Fluctuations in Excel. Calculating data fluctuations-- also called variance -- is a multi-step process that requires total accuracy. Excel 2010 provides two basic formulas for ...

Launch Excel and create a new, blank spreadsheet. Type "Securities" in cell A1, "Rate of Return" in B1, "Beta" in C1 and "CAPM" in cell D1. Type "Risk-free" in cell A2, "Market" in A3 and "Stock ...

Reviewed by Thomas Brock Fact checked by Suzanne Kvilhaug CAPM: An Overview Many investors use the capital asset pricing model (CAPM) as a way to estimate the potential return of a stock or other ...