Enter financial or operating figures (comma or newline separated) to get mean, extremes and dispersion indicators plus decision hints, supporting budgeting reviews and management decisions.
输入营业收入、营业成本、期间费用、净利润、流动资产、流动负债、总资产与总负债，计算毛利率、净利率、流动比率、速动比率（未单列存货时按流动资产的 0.8 估算）、资产负债率与总资产报酬率 ROA，并给出综合健康评级，辅助预算复盘与经营决策。
| Item | Formula / Note | Source / Standard |
|---|---|---|
| DuPont analysis | ROE = net margin × asset turnover × equity multiplier, decomposing profitability | DuPont Corp 1919 analytical system |
| CVP analysis | Break-even Q* = fixed costs ÷ (price − unit variable cost) | Classic management-accounting model |
| Net present value | NPV = Σ CFt ÷ (1+r)^t − I0; invest only if NPV > 0 | Standard DCF methodology (CFA curriculum) |
| Sensitivity analysis | Re-run profit at ±10% on price/cost/volume; manage the most sensitive lever first | Feasibility-study uncertainty analysis practice |
面向管理场景的财务分析与经营诊断框架，把收入/成本/现金/效率拆开看，辅助经营决策。