Stocks

Equities microstructure: earnings moves, float, short interest, rebalancing flow, spreads, dark pools.

·6 min read

The Diversification Threshold: Why 20-30 Stocks Are Enough (And More Isn't)

Why holding 20-30 diversified stocks eliminates company-specific risk but leaves you exposed to market risk—and why that tradeoff matters.

·7 min read

Why Factor Performance Decays: Understanding Alpha Decay and Crowding in Long-Term Investing

Factor premiums decay as more investors chase the same signals. Learn why momentum returns 2% today vs 10% in the 1990s.

·7 min read

Earnings Yield vs. Earnings Power: How Retention Ratio Reveals Which Cheap Stocks Actually Reinvest for Growth

Earnings yield reveals bargains, but retention ratio shows if companies reinvest for real growth.

·7 min read

Beyond P/E: Why Free Cash Flow Yield Separates Bargains from Value Traps

Beyond P/E: Why Free Cash Flow Yield Separates Bargains from Value Traps

·7 min read

Market Cycles Within Cycles: Why Portfolio Rebalancing Traps Long-Term Investors Into Selling Cheap

Small-cap undervaluation cycles and rebalancing mechanics: why the cheapest assets often get sold during portfolio resets.

·7 min read

Retention Ratio and ROE: Why Earnings Reinvestment Unlocks Long-Term Stock Growth

Earnings reinvestment + ROE drive sustainable growth. Learn why retention ratio matters more than dividend yield.

·6 min read

Dividend Growth vs. Dividend Yield: Why Long-Term Investors Pick the Wrong Metric

Why dividend growth beats dividend yield: data on reinvestment compounding and long-term returns.

·4 min read

Dollar-Cost Averaging vs. Lump-Sum Investing: The Data and When Each Works

DCA vs. lump-sum: Vanguard data shows lump-sum wins 64% of the time. But behavioral risk matters more than raw returns.