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Psychology · 4 min

Fear vs. Greed

How sentiment cycles drive market extremes — and how to recognise them.

Sentiment cycles

Markets oscillate between optimism and pessimism. Recognising where you are in the cycle matters more than predicting where it will go next. Extreme greed often precedes corrections; extreme fear often precedes recoveries.

Why your brain works against you

Loss aversion makes losses feel roughly twice as painful as equivalent gains feel good. This pushes most investors to sell near lows and buy near highs — the exact opposite of what works.

Indicators worth watching

The Crypto Fear & Greed Index, funding rates on perpetual futures, social media volume, and implied volatility all hint at sentiment extremes. None are perfect signals on their own.

Counter-cyclical thinking

The classic Buffett line — be greedy when others are fearful, fearful when others are greedy — is hard precisely because it feels wrong in the moment. Pre-committing to rules helps remove the in-the-moment emotion.

Quick check
Loss aversion describes the tendency to:

For educational purposes only. Not financial advice.