How much loss can you actually take
Risk tolerance has two parts: what you can financially afford and what you can emotionally handle. The smaller of the two applies.
Learning objective: After this lesson, you can assess your own risk tolerance from both your financial capacity and your emotional capacity.
Everyone's a risk-taker while prices are rising. The honest question isn't how much gain you want, it's how big a drop you can stomach without selling.
Work it out in currency, not percent. With €20,000 in your account, a routine 40 percent decline means there's €12,000 sitting there for a while. Not briefly, possibly for two years.
If that number keeps you up at night, your share of volatile assets is too high. That's not a character flaw, it's useful information.
There are two sides to tolerance. One is financial: what happens to your life if the money shrinks? The other is emotional: how does it feel? Both count, and the lower number wins.
Professionally, a distinction is made between risk capacity and risk tolerance. Capacity is objective and follows from income stability, wealth, obligations, and time horizon. Tolerance is subjective and describes emotional resilience. What governs is the minimum of the two, since high capacity is worthless if you sell anyway during a decline.
For calibration, historical drawdowns are more useful than questionnaires. Broad stock indices have repeatedly seen declines on the order of 40 to 55 percent, with recovery periods spanning several years; individual crypto assets, considerably more. Choosing your equity allocation so the expected decline in your total wealth stays within your own pain threshold produces a more robust result than any self-assessment quiz.
A common mistake is measuring tolerance during a rising market. Stated tolerance correlates strongly with recent market performance, an effect behavioral economics calls recency. That's why it makes sense to write your own limit down while things are calm, and read that note during a crisis instead of deciding fresh.
Summary
- Calculate declines in currency, not percent.
- The smaller of the two numbers applies: what you can afford, and what you can bear.
- Write your limit down while things are calm.
Did you get it?
What's the difference between risk capacity and risk tolerance?
Capacity is objective and depends on income, wealth, and time. Tolerance is emotional resilience. The lower value governs.
Why is a risk questionnaire unreliable during good market times?
Because stated tolerance is strongly influenced by recent market performance.
What magnitude of decline should you plan for in broad stock markets?
Historically, declines of roughly 40 to 55 percent have occurred more than once, with recoveries spanning several years.
Check your understanding
Sources and further reading
- Robert Shiller's freely available historical market data (Yale) go back to 1871 and document the roughly 40 to 55 percent declines cited in broad U.S. stock markets. View source ↗
Related
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- Reading a balance sheetStage 3
- Matching questions for this stageQuestions