Woo Joong
Leverage in Forex: Why It Cuts Both Ways
Forex leverage explained: the gap between your broker’s maximum and the effective leverage you actually run โ and…
How to Read an Earnings Report Without an MBA
A walkthrough of a quarterly earnings report: the press release, the 10-Q and the call โ revenue, EPS,…
How to Read a Crypto Whitepaper Without a CS Degree
You don’t need to code to read a crypto whitepaper well. What to look for in the problem…
How to Design a Trading Indicator From Scratch
Every indicator transforms the same OHLCV data. The real skill isn’t the formula โ it’s normalization, the smoothing-vs-lag…
How to Build a 3-Fund Portfolio (And Why It Works)
A three-fund portfolio is US stocks, international stocks and bonds โ three index funds, each with a job.…
How to Automate Your Investing: Recurring Buys on Every Major Brokerage
Fidelity, Vanguard and Robinhood let you automate a recurring buy from $1. Schwab doesn’t for individual securities. The…
How to Analyze a Company Before You Buy the Stock
A framework for analyzing a company before you buy: the business first, then the three statements, then the…
How Credit Scores Actually Work: A Data-Driven Breakdown
A credit score is a weighted formula, not a mystery: two factors decide about two-thirds of a FICO…
How Banks Actually Create Money (It’s Not What You Think)
Almost none of the money in your account was ever printed. The balance-sheet mechanics of how banks actually…
Growth vs Value Investing: Which Approach Fits Your Goals?
Growth vs value investing: what each style actually buys, the academic case for value, why growth crushed it…