Psychologie a chování
Fear and Greed: How They Drive Markets — and You
Key takeaways
- Fear and greed are the two poles of the emotional cycle that repeatedly afflicts investors.
- Euphoria at the top and panic at the bottom are the moments when the crowd loses the most.
- A contrarian approach does not mean betting against the market — it means not blindly following the crowd.
- Value-based thinking (what do I get for this price?) guards against both extremes.
- An investor's plan should account for both scenarios — a sharp rally and a sharp drop.
Fear and greed are not mere metaphors — they are concrete forces that repeatedly drive prices far from real value and punish those who follow them without thinking.
The emotional cycle of the market
Picture a simple wheel: optimism → euphoria → denial → fear → capitulation → depression → hope → optimism. Every bear or bull market traverses this wheel, just at a different pace. Professional investors do not try to predict this cycle — but they recognise roughly where they are on it and adjust their approach accordingly.
How greed works
At the end of every strong bull market, stories of easy wealth spread. Uber drivers dispense stock tips, the media celebrate new highs. This is the moment when latecomers arrive — people who "didn't want to take risk" before — and buy at peak prices. Greed suppresses the question: "What do I get for this price?"
How fear works
Large drawdowns — thirty, forty percent — are psychologically devastating. Financial websites scream about catastrophe, friends sell. The brain registers danger and commands: run. Those who obey lock in losses and then watch the market recover without them. We have written about risk and how to measure it in the article what is risk.
Practical defence
- Have a written plan — what I do at +40% (nothing, or rebalance), what at −30% (nothing, or buy more).
- Watch valuations, not sentiment. Ask: is this cheap or expensive by historical standards?
- Use automation — regular investing removes the temptation to time the market.
- Limit media noise — daily news feeds emotions, not decision quality.
Whoever understands the mechanism of fear and greed stops being driven by it. And that is a decisive advantage in investing.
FAQ
How do I recognise that the market is in euphoria?
Key signals: mass media celebrate new records, people without investment knowledge boast about gains, every piece of bad news is dismissed. None of these signals is a precise entry or exit trigger — they serve as a warning to be cautious.
Is it worth trying to time the top or the bottom?
Professionals cannot do it systematically. A better strategy is regular investing and rebalancing, which naturally buys more at lower prices and less at higher prices — without needing to predict the market.
What is a contrarian approach?
Going against the crowd in extreme situations — buying during a panic sell-off, being cautious towards euphoria-driven markets. It does not mean always betting against the market, just refusing to be swept up by crowd dynamics at extreme moments.