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nexus/wiki/concepts/TCO-Total-Cost-of-Ownership.md
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---
title: "TCO (Total Cost of Ownership)"
type: concept
tags: [cost-analysis, roi, tool-evaluation]
sources: []
last_updated: 2026-04-21
---
## Summary
总拥有成本TCO是一种综合成本分析方法计算工具或系统的全生命周期成本支持长期投资决策。
## Definition
TCO 包含以下成本组成部分:
- 许可费用licensing
- 实施成本implementation
- 培训成本training
- 维护成本maintenance
- 集成成本integration
- 迁移成本migration
- 支持成本support
## Formula
```
TCO = (年许可费 × 年数) + 实施费 + 培训费 + (年维护费 × 年数) + 集成费 + 迁移费 + (年支持费 × 年数)
```
## Application
- 工具选择决策
- 预算规划
- ROI 计算
- 供应商比较
## Related Concepts
- [[Tool Evaluation Framework]]
- [[ROI Analysis]]
- [[Vendor Management]]