> For the complete documentation index, see [llms.txt](https://glossary.bshare.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://glossary.bshare.io/metrics/ku-cun-liu-liang-bilstock-to-flow/ku-cun-liu-liang-bilpian-cha-zhi-s2f-deflection.md).

# 庫存流量比率偏差值｜S2F Deflection

## 指標概念 

庫存流量比率偏差值 (S2F Deflection) 是資產當前價格與其存量與流量比率之間的比率。它用於確定資產是否因其稀缺性而被高估或低估。

* 如果偏差 ≥ 1，則意味著根據 S2F 模型，比特幣資產被高估。 
* 如果偏差<1，則表示根據 S2F 模型，比特幣資產被低估。

![圖片來源：glassnode](https://lh4.googleusercontent.com/LDOFVYtW6_vVbHI9AzxiOU6aQUZV-VPS2kTSH8QvROzjdgC0TDkmr11RRbCos5P9C1bijWuOg9KR43E4fMG0gZZ7KbaiWHTDRJpD01IIXTre7SFcBxGad7uItC4XR925wcznXHJU)

## 指標如何衡量、計算？

![](https://4282416036-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FlHg3VcMfTfhN5m2FE6cB%2Fuploads%2FAMBLdToydrplWV2smnOo%2Fimage.png?alt=media\&token=aaa60af5-1f92-4ae1-a9c7-dcd779417d3c)