If you have experience with R or want a quick way to generate a regression with statsmodels using a pandas DataFrame, you can ...

When the Design Mode button in Excel’s Developer tab is greyed out, it’s usually because the feature has nothing to act upon or needs a simple action to activate it. However, there are other reasons, ...

In a recent write-up, [David Delony] explains how he built a Wolfram Mathematica-like engine with Python. Core to the system is SymPy for symbolic math support. [David] said being able to work ...

Intrinsic value estimates a stock's true worth, often differing from market price. Discounted cash flow analysis calculates intrinsic value based on predicted future cash flows. Using financial ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Dr. JeFreda R. Brown is a financial consultant, ...

Pete Rathburn is a copy editor and fact-checker with expertise in economics and personal finance and over twenty years of experience in the classroom. The present value (PV) of a bond is the sum of ...