break-even-analysis

计算项目或产品的盈亏平衡点与使方案可行的阈值。

帮你算清项目或产品什么时候开始赚钱：把固定成本、可变成本、单位经济和时间窗拆开算，给出明确的盈亏平衡点和可行阈值。通常在要做商业决策、投资评估或定价时用，能告诉你需要卖多少件或多长时间才能回本。特色是把数字拆得很清楚，输出的是可执行的门槛，不是模糊的建议。

# Break Even Analysis

Use this skill to run `Break Even Analysis` as a practical consulting method, not as a generic framework explanation.

## Method Notes

- Separate fixed cost, variable cost, unit economics, and time horizon.
- State the exact threshold that makes the option viable.

## Required Inputs

Collect or infer these inputs before execution:

- fixed costs
- variable costs
- price or benefit per unit
- time horizon
- constraints

If an input is missing, do not block automatically. Mark it as `missing`, state the assumption used, and add a validation action.

## When Not To Use

Do not use before options are explicit enough to compare. First convert vague themes into executable