Position Sizing Formula: How Fixed-Fractional Risk Caps Prevent Account Drawdown
The fixed-fractional 1% rule, ATR volatility normalization, and the mathematical formula that prevents losing streaks from destroying your equity curve.
Account Gearing: The Exact Mathematics of Margin Calls and Liquidation Drag
A mathematical breakdown of borrowing ratios, margin calls, maintenance levels, and why 1:100 gearing turns normal market noise into fast capital depletion.