Discover how to accurately calculate beta in Excel, understand its importance in finance, and ensure consistency by choosing the correct time periods for data analysis.

Although the 2.8% COLA is only 0.3% more than the 2.5% increase in 2025, it isn't far from the historical average. Profit and prosper with the best of expert advice on investing, taxes, retirement, ...

Explore how ranked choice voting is calculated and how it improves voter choice and representation in elections.