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Stat arb, in plain English.
Explainers on statistical arbitrage in crypto perpetual futures. How the math behind Hedgicore works, why textbook indicators fail on perps and how to evaluate any stat-arb platform.
How to read a stat-arb backtest without fooling yourself
Five questions to ask before you trust any backtest. Walk-forward partitioning, single-path insufficiency, PSR / DSR / PBO, transaction-cost realism and survivorship.
The hedge ratio is the whole game
A practical tour of six ways to estimate it and what choice signals about a stat-arb platform.
Half-life is how long a pair stays interesting
A practical tour of mean-reversion timescales and what they imply for your holding period.
Z-score on a crypto pair is not what you think
The reason it fails on crypto pairs is everything around the math: drifting means, regime-shifting volatility, fake cointegration, missing costs and single-path backtests.
What statistical arbitrage actually is, in plain English
The short, opinionated guide to what it is, where it came from and why crypto is the harder version.