Break-Even

What is Break-Even?

Within Economics & Civics, which covers money, markets, business, government, law and citizenship: how societies are organised and run, this topic explains Break-Even. Economics and civics topics explain how money, markets, laws and government affect people, so each topic here pairs a clear definition with a model.

Check that you can explain Break-Even in your own words and give one example from everyday life. If you can do that, you have understood the core idea.

Understanding Break-Even helps you read the news critically and weigh up policies, choices and arguments about society.

Break-Even in detail

The break-even point is the level of output or sales at which total revenue equals total costs, so the business makes neither a profit nor a loss. Below it, there is a loss, and above it, a profit. It can be found by calculation: break-even quantity = fixed costs ÷ (selling price per unit − variable cost per unit), or by drawing a graph where the revenue and total cost lines cross.

The margin of safety is the gap between actual sales and the break-even point. Break-even analysis helps with setting prices, assessing a new venture and planning. Its limits are assumptions that prices and costs stay constant.

How the interactive helps you understand Break-Even

Move the slope and y-intercept sliders. The line and its equation update, so you can see how the slope sets the steepness and the intercept sets where the line crosses the y-axis.

Before you change anything, predict the result. Then change one value at a time and check whether your prediction was right. This is a quick way to build a correct mental model of Break-Even.

Real-life uses and examples

• Relate Break-Even to a news story about prices, jobs, elections or government spending.
• Use Break-Even to weigh up the pros and costs of a policy or decision.
• Explain Break-Even to a classmate using a choice you make yourself, such as spending pocket money.

Common mistakes to avoid

• Giving an opinion without evidence or a clear economic or civic reason.
• Confusing a short-term effect with a long-term one.
• Learning the definition without testing it. Use the quiz and the interactive to check that you can apply the idea.