Woo Joong
Good Debt vs Bad Debt: A Framework for Every Financial Decision
‘Good’ and ‘bad’ debt are not fixed labels. A framework that judges any loan by three tests: what…
Futures Contracts 101: What They Are and Who Trades Them
What a futures contract actually is: a standardized obligation to buy or sell at a set price on…
Factor Investing Explained: Value, Momentum, Quality, and Size
Factor investing explained: what value, momentum, quality and size are, the evidence behind each, and the ‘factor zoo’…
Expense Ratios Explained: Why 0.1% vs 1% Matters More Than You Think
An expense ratio is the yearly fee a fund quietly skims. What counts as cheap, and why the…
Emergency Fund Math: How Many Months of Expenses Do You Actually Need?
How much emergency fund do you need? The size is one multiplication โ but which expenses you count…
Drawdown Explained: The Metric That Matters More Than Win Rate
Drawdown is the peak-to-trough loss a strategy puts you through, and recovery is brutally asymmetric: a 50% loss…
Dividend Investing 101: Building an Income Stream From Stocks
How dividend investing works: the ex-dividend mechanic beginners get wrong, why dividends still matter for total return, the…
DeFi Explained: What Decentralized Finance Actually Means
What decentralized finance is: DEXs, lending, stablecoins, how big it really is, and the risks of removing the…
Dollar-Cost Averaging Into Individual Stocks: Smart or Risky?
DCA works the same way for a single stock as for an index fund โ but the risk…
Crypto Wallets Explained: Hot vs Cold Storage for Beginners
A crypto wallet holds your keys, not your coins. Hot vs cold, custodial vs self-custody, the seed-phrase rules…