Skia Paper

This site explains how trading strategies work as mechanics. It is educational and is not financial, investment or trading advice, not a recommendation, and not a signal service. Figures describe past sessions from Coinbase market data and say nothing about what happens next. What this is.

The Operator

The Operator

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Psychology 6 min read

What Intervention Costs a System

How overriding a mechanical trading system mid-run alters its statistical properties and why that cost is rarely visible in the moment.

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