Explainers
Evergreen guides that answer one question properly, with sources and worked examples.
How prediction markets work: prices, payouts and the legal fight
A Polymarket share price is read as the market’s odds, not a forecast. Here is how payouts, fees and resolution work, and where the…
What Are Whale Flows? How to Read Large-Trade Data
Whale flows are large taker buys minus large taker sells above a per-coin threshold. See the formula, a BTC example and why one venue’s…
How Much Should I Risk per Trade? Position Sizing From Your Stop
Size every position from the stop, not from leverage: position size = (account × risk %) ÷ stop distance %. Risking 1% of a…
What Does Open Interest Tell You? Reading OI, Price and Funding
Open interest (OI) is the total value of futures contracts still open, meaning not yet closed by an offsetting trade.
Mark Price vs Last Price: Which One Liquidates You?
Mark price liquidates you, not last price. Binance says liquidation occurs when the mark price hits your position’s liquidation price.
How Is the Liquidation Price Calculated? Formula and BTC Example
For an isolated long, liquidation ≈ entry × (1 − 1/leverage + maintenance margin rate); for a short, entry × (1 + 1/leverage −…
Isolated vs Cross Margin: Which Should You Use?
Most beginners and fixed-risk traders are better served by isolated margin. It limits a position’s possible loss to the margin you assign to it.
How Do Perpetual Futures Work? Margin, Funding and Liquidation
Perpetual futures have no expiry. Traders post margin, pay or receive funding to stay near spot, and are liquidated below maintenance margin.
What Is the Funding Rate on Perpetual Futures? Who Pays Whom and How Much
The funding rate is a periodic payment between long and short traders that keeps a perpetual futures price close to spot.
What Is the Crypto Fear & Greed Index and How Should You Use It?
The Crypto Fear & Greed Index is a 0 to 100 daily score of Bitcoin sentiment from Alternative.me. Use it as context with funding…