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Step 02

Market Cycles and Crowd Psychology

Level: beginner

Learning objectives

  • Understand the nature of market cycles and crowd psychology in investment thinking.
  • Know how to distinguish well-founded decisions from emotional decisions.
  • Apply a practical principle to reduce mistakes when investing.
  • Identify behavioral risks that often skew investment decisions.

Why it matters

Thinking determines the quality of long-term results

The market cycle not only reflects the economy and corporate profits, but also reflects the fear and greed of the crowd. If the thinking is wrong, investors can use the right tools but still make poor decisions.

It helps reduce noise from the market

In the euphoria phase, expectations rise, valuations expand, and risks are downplayed. In the pessimistic stage, prices fall, liquidity is weak and good opportunities may be missed. Investors need to identify the environment to adjust expectations and risk scale. When you have a clear frame of mind, you are less susceptible to news, short-term prices or crowd emotions.

It protects learning capital

In the early stages, the important goal is to survive, learn the right lessons, and not let one big mistake ruin long-term accumulation.

Core lesson

The essence of the lesson

The market cycle not only reflects the economy and corporate profits, but also reflects the fear and greed of the crowd.

New investors often look for formulas to choose assets before building their thinking system. This is dangerous because the same information can lead to very different decisions depending on how risks, probabilities, time horizons and capacity limits are understood. The right mindset does not make the market easier, but it helps you respond with more discipline.

Analytical framework to use

In the euphoria phase, expectations rise, valuations expand, and risks are downplayed. In the pessimistic stage, prices fall, liquidity is weak and good opportunities may be missed. Investors need to identify the environment to adjust expectations and risk scale.

A good investment decision must answer four questions: what do you expect to happen, why is that expectation reasonable, if it is wrong, what is the downside, and is this decision consistent with your personal financial goals? If one of the four answers is missing, the decision is still weak.

How to put it into practice

When everyone says risk has disappeared, raise your caution; when everyone sees only bad news, test opportunities with discipline.

It's important to write down your assumptions before taking action. It forces you to turn feelings into testable arguments. Later, whether the result is profit or loss, you still know where you were right, where you were wrong, and what part of the process needs to be improved.

Risks to avoid

Believing that the current market state will last forever.

An investment mistake usually does not appear as an obviously wrong decision. It often comes in the form of a reason that sounds reasonable but is unproven. Therefore, always have a checklist, position-size limit and review schedule so that your decision does not depend entirely on emotions at the time of purchase.

Key terms

Market cycle

Alternation between periods of growth, excitement, decline, pessimism and recovery.

Crowd mentality

The tendency of investors to act according to the emotions and behavior of the majority.

Extensive pricing

The phenomenon of prices increasing faster than the fundamentals, causing the valuation coefficient to increase.

Classification

According to the decision-making basis

Decisions can be based on data, analysis, rules or emotions. Investors need to know which group they are in before increasing their capital scale.

According to time frame

A decision that is right for a 10-year goal may be wrong for a 6-month goal. The time frame determines the level of volatility that can be tolerated and the evaluation criteria.

According to the level of risk control

Good decisions always have loss limits, reasonable weights and review conditions. If downside is not controlled, expected returns can easily become an illusion.

Real-world examples

Illustrative situation

Application in investment decisions

A good stock can still be overvalued at the end of a manic cycle, while a decent business can be oversold during a market panic.

When thinking is wrong

Behavioral risks

Believing that the current market state will last forever. When this happens repeatedly, investors are more likely to increase risk just when discipline is weakest.

Common mistakes

Looking only at short-term results

A profitable decision is not always a good decision, and a losing decision is not always a bad one. Evaluate both the process and the initial probabilities.

Not writing assumptions before buying

Without a written buy thesis, it becomes hard to know when the thesis is wrong and easy to rewrite the narrative after prices move.

Increasing position size without understanding the risks

Believing that the current market state will last forever. Position size should increase only after the process has been tested, not after a few favorable outcomes.

Practical application

Checklist before making a decision

  1. Write down your goals, time frame, and maximum amount at risk.
  2. When everyone says risk has disappeared, raise your caution; when everyone sees only bad news, test opportunities with discipline.
  3. List three risks of making your argument wrong.
  4. Determine the maximum proportion and conditions for review or sale.
  5. Record the decision in a diary to reassess in 30-90 days.

Exercises

Exercise 1 - reflection

Describe a recent investment decision you made and evaluate it in light of market cycles and crowd psychology.

Exercise 2 - case_study

A good stock can still be overvalued at the end of a manic cycle, while a decent business can be oversold during a market panic. Identify the decision basis, the main risks, and the downside controls.

Exercise 3 - action_plan

Write a checklist of 5 questions to avoid this mistake in your next investment decision.

Key takeaways

  • The market cycle not only reflects the economy and corporate profits, but also reflects the fear and greed of the crowd.
  • In the euphoria phase, expectations rise, valuations expand, and risks are downplayed. In the pessimistic stage, prices fall, liquidity is weak and good opportunities may be missed. Investors need to identify the environment to adjust expectations and risk scale.
  • Principle of practice: When everyone says risk has disappeared, raise your caution; when everyone sees only bad news, test opportunities with discipline.
  • Mistake to avoid: Believing that the current state of the market will last forever.
  • Good thinking does not eliminate risk, but helps it to be understood, limited and systematically reviewed.