📊 Fundamentals
Effet de levier
Also called: levier, leverage
Leverage multiplies your exposure: with ×10 leverage, €1,000 controls a €10,000 position. It amplifies gains and losses in the same proportion. It’s the most misunderstood tool in trading: leverage itself isn’t the risk — it’s the position size it enables that is. Poorly sized, it leads to liquidation.
📚 Go deeper
See the “Fundamentals” guides →