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+---
+title: "NRR (Net Revenue Retention)"
+type: concept
+tags: [metrics, revenue, saas, retention]
+date: 2026-04-20
+---
+
+## Definition
+NRR（Net Revenue Retention，净收入留存率）是 SaaS 行业的终极成功指标，在单个数字中捕获扩展、收缩和流失。
+
+## Formula
+```
+NRR = (Starting ARR + Expansion - Contraction - Churn) / Starting ARR × 100%
+```
+
+## Target Benchmarks
+- 优秀：120%+
+- 良好：100-120%
+- 警惕：<100%
+
+## NRR Optimization Strategies
+- **Expansion**：向上销售、交叉销售
+- **Contraction Management**：提前识别并干预
+- **Churn Prevention**：预警信号监控和主动干预
+
+## Related Concepts
+- [[Land-and-Expand]]：扩展策略
+- [[Account Health Score]]：账户健康评分
+
+## References
+- [[Sales Account Strategist]]