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Risk and Diversification

How risk shows up in investments, why spreading money across different holdings matters and how asset allocation and rebalancing shape a portfolio's behavior over time.

Risk and Diversification

How diversification spreads risk across investments

Diversification spreads money across holdings that do not all react the same way to events. This explains why it reduces company-specific risk, and what it cannot protect against.

Risk and Diversification

The difference between volatility and permanent loss

Volatility and drawdowns measure price swings, while permanent loss means money unlikely to come back. Paper and realized losses differ, and three causes can turn a decline into a lasting one.

Risk and Diversification

What investment risk really means

Investment risk covers loss, uncertainty, timing, inflation and concentration, and each one matters differently depending on a person's goals and time frame.

Risk and Diversification

Why rebalancing a portfolio can matter

Rebalancing brings a portfolio back to its intended mix after markets move. Timing methods, trimming winners and the effect of costs and taxes all shape the choice.