
How bonds work: fixed interest, changing prices
A bond can keep paying the same interest while losing market value. See how price, yield and repayment fit together, and what to check before buying.
Investing involves decisions about money you may not need for years. It also means accepting that its value can fall. This section helps you understand the link between possible returns, risk and the way you respond when markets move.
We explore questions such as whether a market fall is a reason to buy and how to judge what you can afford to lose. The aim is to make the choices easier to understand, without promising easy gains or assuming everyone is comfortable with the same risks.

A bond can keep paying the same interest while losing market value. See how price, yield and repayment fit together, and what to check before buying.

Options and futures can protect an existing position or create a new risk. Understand the contract, exposure and deadline before focusing on possible returns.

The risk of margin is not just a larger loss. Borrowing and option obligations can leave you needing cash on short notice, with the broker controlling when holdings are sold.

A high return on equity does not always mean a better business. Understand how profit, debt and share buybacks affect the number before using it to compare stocks.

Market falls and fear of missing out can pull you off course. Build a plan around your cash needs, your goals and the losses you can live with.

Falling prices do not tell you whether to buy. Start with the money you can leave invested and the losses you could afford and live with.