I ditched modern habit trackers for this simple app that made me more productive

Just under a decade ago, while juggling university assignments, part-time jobs, and social obligations, I stumbled across a ...
Investopedia

Calculate NPV in Excel: Simple Methods Explained

David Kindness is a Certified Public Accountant (CPA) and an expert in the fields of financial accounting, corporate and individual tax planning and preparation, and investing and retirement planning.
Investopedia

Excel R-Squared Calculation: Easy Guide & Mistakes to Avoid

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Amy is an ACA and the CEO and founder of OnPoint ...
SBS

Australian Andrew Ngai is now a three-time world champ in Microsoft Excel e-sports

Sydney-based actuary Andrew Ngai has won the Microsoft Excel World Championship for the third time in a row. The event took place in Las Vegas and brought together competitors from around the world.
IEEE

Tutorial on Empirical Mode Decomposition: Basis Decomposition and Frequency Adaptive Graduation in Non-Stationary Time Series

Abstract: This tutorial explores the class of non-parametric time series basis decomposition methods particularly suited for nonstationary time series known as Empirical Mode Decomposition (EMD). In ...