Options 101: Calls, Puts, Strike, and Expiry Explained
Learn how options work — calls, puts, strike prices, expiration dates, intrinsic value, and time decay — with real examples, payoff diagrams, and plain-English explanations.
education
How Short Selling and Short Squeezes Actually Work
Short selling explained from borrow mechanics to short squeezes — with real numbers, a flow diagram, data table, and historical examples including GameStop and VW.
The P/E Ratio Explained: When It Works and When It Misleads
What the P/E ratio measures, the difference between trailing and forward P/E, why rates and growth change the yardstick, and the mistakes to avoid.
The Yield Curve Explained: What It Signals About the Economy
What the U.S. Treasury yield curve is, how to read it, what inversion means, and why every recession since 1955 was preceded by one.
How to Read an Earnings Report: A Beginner’s Guide
Revenue, EPS, guidance. Here’s how to skim a 10-Q like an analyst, spot GAAP vs non-GAAP tricks, and avoid the three rookie mistakes.